2020中考英语数词复习+中考英语-数词-公开课 140页

Seven eight One two Three four Five six Nine two ten ten Numeral 中考对数词的考查： 1.掌握基数词/序数词的构成。 2.考查分数的表达及主谓一致。 3.考查 hundred, thousand, million, billion等词的用法。 4.考查连字符构成的合成形容词用法。 5.会辨析 the+序数词 / a+序数词. 1）1－12, 独立成词。 2）13--19, 由3－9 + teen构成。 特殊拼写: 13– thirteen 15--fifteen 18—eighteen 3）20起整十, 以-ty结尾。 4）21－99， 两位数，十位与个位之间有 “－”。 5）101—999，三位数，百位与十位/个位之间加and。 6)百位和十位间用 and 连接, 十位和个位间用 - 连接 1，000以上数目,从右向左每三位用“，”分开, 分别读为thousand , million, billion 基数词的构成 (序数词构成规律) 基变序,有规律, 第一、二、三，单独记 th从4加起， 遇“ve”“f”替，(five, twelve) 八去“t”，九去“e”， “ty”变为“tie”，词尾加上“th”莫迟疑， (twenty, thirty,……ninety) 要想变成几十几，只变个位就可以。 高频考词：first, second,third,eighth, ninth,twelfth, twentieth--- 一般编码用 名词 + 基数词 九年级18班 207房 57页 第一课 3 路车 第二中学 Class 18, Grade 9 Room 207 Page 57 lesson one Bus No.3 No. 2 Middle School 基数词的表示法 — 1.编号 基数词的表示法 — 2.百/千/十万/百万 ( ) Many __ sheep were killed in the accident. A. thousands of B. thousand C. thousands ( ) There are over nine __ workers in the factory, but __ of young people hope to work in it. A. hundred; hundreds B. hundreds; hundreds C. hundreds; hundred ① 月日年 在2008年10月1日 基数词的表示法 — 3.年/月/日 on August the ninth in May, two thousand and ten 有日用 on 无日用in on Oct. 1st , 2008 ② 月日 在8月9日 ③ 月年 在2010年5月 （ ）I was born ___. A. in March 8, 1993 B. on July 9, 1994 C. on May, 1995 时间类型 表示法 例 读法 整点 基数词（+ o’clock) 1:00 ﹤30分钟 分钟 + past +小时 2:10 = 30 分钟 half + past + 小时 3:30 ﹥30分钟 （60-分钟） + to + （小时 + 1） 4:40 分钟逢15 即 一刻钟 a quarter 5:15 6:45 顺读法 按顺序读基数词 7:50 one o’clock ten past two half past three twenty to five a quarter past five a quarter to seven seven fifty 用介词 at基数词的表示法 — 4.时间 ①. 20世纪90年代in the 1990s 在他50多岁时in his fifties 基数词的表示法 — 5.年代/世纪 ② in one’s + 整十基数词复数 ( )The city changed a lot ___. A. in 1980s B. in the 1980s C. in the 1980 ( )He got the prize __. A. in his fifties B. in fifties C. in his fifty 2 5 分子 （ 基 ）﹥ 1 分母 （ 序 ）+ s two fifths 基数词的表示法 — 6.分数/百分数 80 % 基数词 + percent eighty percent (百)分数/half + of + 可数名词复数 谓语动词用复数 (百)分数/half + of + 不可数名词 谓语动词用单数 半年：half a year 一年半 one and a half years one year and a half 1. __ of the students __ boys in Class A. Two three; are B. Two thirds; are C. Two thirds; is 2. __ of her money __ spent on clothes. A. Two three; are B. Two thirds; is C. Two third; is 3. __ the teachers in our school is about one hundred, and __ of them are women teachers. A. The number of; two third B. The number of ; two thirds C. A number of; two thirds 基数词的表示法 — 7.“－”连成形容词 1. 表示长、宽、高、面积等，用基数词+单位词（meter， foot，kilogram等）+ 形容词（long，wide，high等） 表示 two meters long 2米长 　　three feet high 3英尺高 2. a five-minute walk = five minutes' walk 　　 步行五分钟（的距离） 3. She is 11 years old. = She is an 11-year-old girl. The winner is ___. He is an ___ boy . A. eight-year-old; eight years old B. eight years old; eight-year-old C. eight-years old; eight-year-old 一倍 once，两倍 twice， 三倍 three times (三倍或以上 基数词＋times) 基数词的表示法 — 8.倍数 我比你的重六倍! I am ____________________ you.six times heavier than six times as heavy as ( )This building is __ that building. A. three time as tall as B. twice taller than C. three times as taller as (1)the+序数词；（生日/楼层/第几次/第几世纪） The first truck is carrying a food basket． John lives on the fifteenth floor． She is my first English teacher. (2)a/an+序数词，“再一”，“又一” We’ll have to do it a second time． Shall I ask him a third time？ When I sat down，a fourth man rose to speak． They had a second child in 1988 序数词的用法 Summary(小结) 1.基数词的构成（6点） 2.序数词的构成（记口诀） 3.基数词的用法(编号、年/月/日、时间、hunders of、 （百）分数、世纪与年代、“—”、倍数） 4.序数词的用法(加the, a/an) Homework 1、选择题 2、默写1-20序数词 3、writing----注意大小写，标点，连接词等 今天是2018年4月22日,星期日, 天气晴朗。早上我8：30分 起床，很快复习完第五单元，然后坐3路公叫车去了金桥超市。 超市里面大约有50人，他们当中约10%的人是学生。在三楼我 碰到李明，他比以前高了许多。回家前我们交谈了半个小时。 我多么希望能和他再遇见一次。 复习 的构成 基 序数词 1－12有各自独立的形式。 13-19都是相对应3－9加上teen构成，特殊拼写的 词有thirteen, fifteen, eighteen。 20－90都以-ty结尾，特殊拼写的有twenty, thirty, forty, eighty。 21－99,整数十位数＋各位数，中间有“－”。 百位数，由百位数＋and+两位数组成。 …… 1－3分别为first,second,third 。 4－19都是在后面加上th,特殊的有 fifth,eighth, ninth,twelfth。 20－90把y变成ie然后加th,如twentieth。 21－99的序数词变后面的各位数。 序数词可以用缩写，如1st, 2nd, 3rd ,4th… 1.基数词：表示精确数字时，hundred,thousand,million,billion后面 都不用变化。但是在表示几百，几千等模糊概念时，这些词后面要 加上s和of,如：hundreds of,而且前面可以加上many,tens of等表示 不确切的词，注意several,some是表示确切数字的词： several hundred 2.数词一般是用作复数的，但是特殊情况也有复数的用法： a.在表示一排或者一组的情况下：They arrived in twos and threes. b.表示几十岁：the forties------41-49 c.表示年代：in the 1920s 3.基数词兼有名词和形容词的功能： Nine of them are from Greece. They work forty hours a day. 4.序数词主要用作定语。一般要加the. Our classroom is on the third floor. The first part of the story is not interesting. in the first place 5.序数词也可以用作副词， When did you first see him? Which horse came in first? 6.基数词也能表示顺序，如书刊的卷、章、节、页的数目，住所、 房间、教室、电话号码等等。 Volume Two, Chapter Four, Section Six, Page Eight, Room 304 7.倍数的表示法 a. 倍数（或分数）+ as + adj. + as I have three times as many as you.　我有你三倍那么多。 b. 倍数（分数）+ the size (amount，length…) of… The earth is 49 times the size of the moon.　地球是月球的49倍。 c. 倍数（分数）+ 形容词（副词）比较级+ than… The grain output is 8 percent higher this year than that of last year. 今年比去年粮食产量增加8%。 d. 还可以用by+倍数，表示增加多少倍 The production of grain has been increased by four times this year. 今年粮食产量增加了4倍。 8.日期，时间和分数的表示法见书本p20。 9.也可以用after和before 表示时间，情况分别与 past 和 to 相当。如： 　 1．It is few minutes before six o'clock． 　　　现在是六点差几分。 　 2．The correct time is three minutes after ten． 　　　准确时间是十点三分。 　 3．It happened at a quarter before five． 　　　事情发生在五点差一刻的时候。 10. 序数词前面一般要加the,但是也有不加的情况，这个时候表示 “又一，再一”的意思。 They had a second child in 1988. 上面的a second 可以用another 代替。 Exercises: 1. Is there any food for us ____ ? A. ten　　　　　　　　　　　　　B. tenth C. the tenth　　　　　　　　　　D. the ten 2. The bike cost me ________ yuan. A．five hundred forty　　　 　　B．five hundreds fourty C．five hundred and forty　 　　D．five hundred fourty 3. “Which lesson are you studying now?”--“________”． A. The lesson six　　　　　 　　B. Sixth lesson C. Lesson six　　　　　　　 　　D. Lesson sixth 4. The has written a ____ composition． A．three-hundred-word　　　 　B．three hundred words C．three hundreds words　　 　D．three hundreds word 5. She was born on ________． A．1986,March 9　　　 　　　　　B．March 9, 1986 C．1986,9 March　　　　　　 　　D．March nine, 1986 A C C A B 1. We have finished reading ____ units. A．the first two　　　　　　　　B．first two C．the second　　　　　　　 　D．two first 2. My telephone number is ____． A．eighty eight two forty four zero nine B．eight eight two double four O nine C．eighty eight two four four zero nine D．eight eight two four four zero and nine 3. Every day the old woman sits here for ____. A. one and half hour　　　　　　B. one and a half hour C. one and half hours　　　 　　D. one and a half hours 4. Mr Green Will have ____ holiday very soon. A. two months　　　　　　　 　　B. two month C. a two-months　　　　　　　　 D. a two-month 5. Mary is____girl. A. an 8 year old　　　　　　　　B. 8-years-old C. the 8 years old　　　 　　　 D. an 8-year-old A B D D D 1. --What day is today?-- 　　 --_____.-- A. June 9.　　　　　　　 　　　 B. Tuesday C. It is hot. 　　　　　　　　　D. It's fine. 2. That magnificent ____ pyramid was built by the Egyptian people. A. nine-centuries-old　　　　　 B. nine-century's-old C. nine century old　　　　　　 D. nine-century-old 3. --What's the date today?--　　--____--.　 A. It's Saturday　　　　　 　　 B. It's July C. It's fine　　　　　　　　　　D. It's July 15 4. --What time do you get up every day?--　　--____--. A. It's seven o'clock　　　　　 B. Seven o'clock time C. At seven 　　　　　　 　　　　D. On seven B D D C ； http://www.mxj.com.cn/brands/3673.html 广芳园老香港茶点 gwh30iyc 抬高，宝音作势低头掸衣襟，眼波一抬，便见嘉颜袖口里边，一角珍珠底镶宝金钑花，上头不知套得有多长，该是双釧子，却不是嘉颜原 来能有之物，定是老太太新赏的。这般诸事纷扰关节，老太太重赏她，必有来由。宝音记下了，一时饭毕，随众人往家庙去，这又不是大 年大节正经祭祖时候，无非同祖宗禀报了明远喜讯，谢谢祖宗保佑，求祖宗京试时也叫明远高中，多多的给祖宗奉上香火祭物，也便罢了。 老太太病容益倦，嘉颜跪地恳请老太太快回去休息，众人赶紧附议，老太太却拉着明远的手道：“好孩子，今儿你不容易！再陪老太婆说 几句话去！”又对大老爷道：“你也来。”二太太正不得劲，老太太问二老爷：“你那头事忙，可要赶紧回去？”二老爷忙拱手道：“儿 子已经把公务交代了，并不用急着回去，今日只陪在母亲膝下侍奉。”老太太点头叹道：“难得你有心。唉！自从你们都仕进后，各忙各 的，我们母子间拉拉家常的日子越来越少了！”说着伤感，用帕子点眼睛，二老爷忙搀了她，百般告罪劝解。大老爷、明远一边一个也搀 拥着老太太，便转到后头去了。众人不敢打扰，各自分散。那边福珞只同明秀谈笑，把宝音当隐形人，明蕙还皮笑肉不笑的讽问宝音两句， 宝音不跟她们走近，但仍跟着明秀回院子。明秀看宝音可怜，悄悄把她叫到一边，问：“有什么事吗？”还真是无事不登三宝殿，宝音嗫 嚅道：“想借书，闷了好久了……”明秀无奈的笑笑，也只有先带她回去。福珞跟明蕙，一个要进宫，一个想被带进宫，从早到晚有得好 聊，明秀踏进屋，大大方方道：“你们先聊，我跟笙妹妹去看看新蓄的鱼儿。”福珞挽起明秀的手：“表姊，你明明这么忙——”意思是 不想明秀陪宝音。明秀按按福珞的手：“哪有什么忙的？”眨眨眼睛，还是把手抽出来，领宝音到书房去，张罗着叫人送茶来，宝音回头 道：“四姐姐不用忙了，我吃药，反正忌茶。”“谁不晓得你吃药？”明秀道，“我前儿得了一罐子渍柚皮，是南蛮那边风味，料来不碍 药的，你尝尝？”宝音满口价：“要！要！”满手也已经抱了好几本书，都是“表 风格”的。明秀托腮看壁上草字挂轴，忽闲闲问了句： “上次你拿过去的，是古早茶经？”“也不算太古……”宝音装作想了想，“不过一、两代之前的事了。”“老太太后来还问人能仿出茶 饼来不能，好叫我们都晓得晓得从前盛事呢！”明秀无心般聊道。“哟！这感情好！”宝音欢喜，“能仿出来不？我真想看！”细瞅书架， 有关老太太生活过的年代的茶、酒、花钿等书，一本都找不见了，暗叹：你还好不是当朝皇后，否则，如何防堵天下？筱筱恭恭敬敬的以 搅丝紫木托盘端茶过来，明秀自己吃一杯，推给宝音一杯，宝音还在书架前磨蹭片刻，方恋恋不舍 Have you heard the song? 中考专题 数词 (Numbers） 数词复习目标(Revision goals): 1. 了解数词的分类及定义（The classification and definition of the numbers ） 2. 知道数词的构成规律(The composition of the numbers) 3. 掌握数词的各种运用 (The usage of the numbers) 4. 能够完成随堂测试(Testing) 数 词 (numbers) 基数词 (cardinal numbers) 序数词 (ordinal numbers) 表示数量 表示顺序 一、 数词分类及定义 二、基数词(cardinal numbers)的构成 1）1－12, 独立成词。 one two three four five six seven eight nine ten eleven twelve 2）13--19, 由3－9 + teen结尾，读作：/ti:n/ 14–fourteen 16--sixteen 17--seventeen 19—nineteen 特殊拼写: 13– thirteen 15--fifteen 18—eighteen 3）20－90, 整十数是 以-ty结尾,读作：/ti/ 20—twenty 30---thirty 40—forty 50—fifty 80---eighty 60---sixty 70---seventy 90—ninety 4）21－99， 两位数，十位与个位之间有 “－” 21 twenty—one 55 fifty—five 99 ninety—nine 5）101—999，三位数，百位与十位/个位之间加and 101 one hundred and one 840 eight hundred and forty 693 six hundred and ninety-three 29, 431500 76, , thousand hundred millionbillion and 6) 1，000以上数目,从右向左每三位用 “，” 分开,分别读为 hundred,thousand , million, billion 基数词的构成 Try your best to read aloud and quickly! Testing 14 40 50 15 17 70 90 19 18 80 60 16 三、序数词(ordinal numbers)的构成 1) 1－3, first, second, third 2) 4－19, 相应的基数词+th 特殊拼写:fifth, eighth, ninth, twelfth 3) 20－90,以 ty结尾的把y变成ie +th,如 twentieth 4) 21－99, 只把个位的基数词变成序数词 即可 如twenty-first 43 基变序,有规律,词尾加上“th”， 一、二、三，特殊记， 五和十二很容易，“f”来把ve替 八去“t”，九去“e”， 见“y”变成“i”和“e”，词尾再加“th”， 若是遇到几十几，只变个位就可以。 (序数词构成口诀) 四、基数词(cardinal numbers)的用法 1、表示具体数目,hundred, thousand, million不 用复数，如： five hundred 表示概数时,用复数并of与连用。即hundreds of(数百), thousands of(数千), millions of(数百 万)+ 名词复数 可以用many/several修饰，但不能与具体数目连 用。 1. __ sheep were killed in the accident. A. Thousand of B. Thousand C. Thousands of 2. There are over nine __ workers in the factory, but __ of young people hope to work in it. A. hundred 0f; hundreds B. hundred; hundreds C. hundreds; hundred Testing 2、 表“几十多岁”时 用： in + one’s + “几十” 的复数 在…世纪… 年 代 ---- in + the +“年代” 的复数 1) He died in his forties．他死于四十多岁 2) In the 1990s, most people went to work by bike. 二十世纪 90年代，大多数人骑自行车上班。 3、由“基数词+名词” 的构成的形容词， 中间 “－”,其中的名词一定用单数。 an 8 – year – old girl a seven-day holiday 4、表计量-- “基数词+度量单位+形容词” The classroom is 7 meters long, 6 meters wide and 3 meters high. 5、表示时刻 (介词用at) 1)顺读法----先时后分, “几点几分” 9:30 nine thirty 6:21 six twenty-one 3) 15分钟：a quarter 30分钟：a half 9:15 a quarter past nine 12:30 half past twelve 2)逆读法----先分后时　 表示“几点过几分”，半小时以内，介词用past 分钟数+past +钟点数 10:10 ten past ten 8:20 twenty past eight 表示“几点差几分”，半小时以上，介词用to （ 60-已知分钟数） + to + 钟点数+1 9:50 ten to ten 7:40 twenty to eight What is the time? six /six o’clock four o five / five past four seven fifteen /a quarter past seven nine twenty / twenty past nine nine thirty /half past nine six forty /twenty to seven (1)序数词作定语，前面要加the The first truck is carrying a food basket． The Yangtze River is the first longest river in China. (2)有时加a/an，“再一”，“又一” 的意思 We‘ll have to do it a second time． Shall I ask him a third time？ (3) 表示生日、楼层和世纪时只用序数词， 如：在20世纪 写作：in 20th century 读作：in the twentieth century 五、序数词(ordinal numbers)的用法 六、数词的其他用法 编号在前，名词在后，用序数词，前面有the 编号在后，名词在前，用基数词，注意首字母大写 房间号码和电话号码要一个一个分别读 The First Lesson（在句子中不大写） Lesson One the thirty-second page Page 32 / Page Thirty-two Room 305 Bus No.12 第一课 第32页 第305房间 第12路公共汽车 （1）编号表示法 1/4 one-fourth a (one) quarter 3/4 three-fourths three quarters 2/3 two-thirds 1/2 a (one) half 半年 half a year 半小时 half an hour 一年半 one and a half years one year and a half （2）分数表示法 分子用基数词，分母用序数词。 分子大于1时，分母加-s。 1/2 1/3 1/4 24/25 3/4 3 three fourths / three quarters one third /a third twenty-four twenty-fifths three and six sevenths one quarter /a quarter/ one fourth a half Can you match numbers? 1999 nineteen ninety-nine 2008 two thousand and eight 1949年10月1日 读作: October (the) first, nineteen forty-nine (月-日，年) the first of October, nineteen forty-nine（日-月， 年） 写作: October 1st,1999(日用缩写，月-日-年) 或 October 1, 1999 (日用数字) 1st October，1999（日-月-年） （3）年份、日期表达法 年用基数词表示,两位一读,介词用in 日用序数词表示,介词用on July1,192 1 October 1,1949 August 1, 1927 May, 1922 When were they founded? PRC Leagu e PLA CCP The ___was founded on ___ Summary(小结) 1.基数词的构成（6点） 2.序数词的构成（4点，记口诀） 3.基数词的用法(hundred, thousand , million、岁 数与年代、“基—名”、计量、时刻） 4.序数词的用法(加the, a/an) 5.编号表示法(可用序数词/基数词) 6.分数表示法(分子:基数 ,分母:序数) 7.年份、日期、的表达法(年:基数 ，日、世纪:序数) Challenge yourselves 1．March is ____month of a year． A． a three B． the third C． a third 2．We will have a meeting at 8:05____． A．five to eight B.eight to five C．eight o five 3．Eight and eight is____. A．sixteen B．sixty-four C．one 4．He is an ____boy． A．eight years B．eight-year-old C．eight-years-old 5．We will have a ____ walk． A．ten minutes B．ten minutes' C．ten-minutes B． the third C．eight o five A．sixteen B．eight-year-old B．ten minutes' Homework: 1、熟记基数词变序数词 的口诀。 2、完成资料135和136页 的数词习题。 数词 Numeral 数 词 基数词 序数词 数量 顺序 基数词的构成 1）1－12, 独立成词。 one two three four five six seven eight nine ten eleven twelve 2）13--19, 由3－9 + teen构成。 14–fourteen 16--sixteen 17--seventeen 19—nineteen 特殊拼写: 13– thirteen 15--fifteen 18—eighteen 3）20－90, 以-ty结尾。 20—twenty 30---thirty 40—forty 50—fifty 80---eighty 60---sixty 70---seventy 90—ninety 4）21－99， 两位数，十位与个位之间有 “－”。 21 twenty—one 55 fifty—five 99 ninety—nine 5）101—999，三位数，百位与十位/个位之间加and。 101 one hundred and one 840 eight hundred and forty 693 six hundred and ninety-three 29, 431500 76, , thousand hundred millionbillion and 6) 1，000以上数目,从右向左每三位用 “，” 分开,分别读为thousand , million, billion 基数词的构成 序数词的构成 1) 1－3, first, second, third 。 2) 4－19, 相应基数词+th, 特殊拼写:fifth, eighth, ninth, twelfth。 3) 20－90, y变成ie +th,如twentieth。 4) 21－99, 只把个位的基数词变成序数词 如twenty-first。 5) 序数词缩写----数字＋最后两字母 如1st, 2nd, 3rd ,4th… 基变序,有规律, 一、二、三，特殊记，面目全非要注意， 加th从4起， 八少“t”，九去“e”， “ve”要用“f”替，(five, twelve) 见“y”变成“i”和“e”，词尾加上“th”， (twenty, thirty,……ninety) 若是遇到几十几，只变个位就可以。 序数词缩写记清楚,数字后跟两字母。 (序数词构成规律) 基数词的用法 1、表示具体数目,hundred, thousand, million不用复数 表示不确定数目,用复数。即hundreds of(数百), thousands of(数千), millions of(数百万)+ 名词复数, 可以用many/several修饰，但不能与具体数目连用。 1) Our country has a population of 1,300 million people. 2) There are three thousand students in our school. 3) After the war, thousands of people became homeless. 4) Several / Many thousands of trees must be planted every year. 2、 “几十”的复数形式可以表示： 几十多岁 ---- in + one’s + 数词复数 年 代 ---- in + the +数词复数 1) He died in his forties．四十多岁 2) In the nineties, most people go to work by bike. 90年代 3、“基数词+名词” 的合成形容词作定语， 中间有连字符“－”,当中的名词用单数。 a 3 – year – old girl a seven-day holiday 4、表计量-- “基数词+度量单位+形容词” The classroom is 7 meters long, 6 meters wide and 3 meters high. 5、表示时刻 (介词用at) 1)顺读法----先时后分, “几点几分” 9:30 nine thirty 6:21 six twenty-one 3) 15分钟：a quarter 30分钟：a half 9:15 a quarter past nine 12:30 half past twelve 2)逆读法----先分后时　 表示“几点过几分”，半小时以内，介词用past 分钟数+past +钟点数 10:10 ten past ten 8:20 twenty past eight 表示“几点差几分”，半小时以上，介词用to 60减原分钟+ to + (下一个)钟点数 9:50 ten to ten 7:40 twenty to eight (1)序数词作定语，前面要加the； The first truck is carrying a food basket． John lives on the fifteenth floor． She is my first English teacher. (2)有时加a/an，“再一”，“又一” 的意思 We‘ll have to do it a second time． Shall I ask him a third time？ When I sat down，a fourth man rose to speak． They had a second child in 1988 序数词的用法 编号表示法 编号在前，名词在后，用序数词，前面有the 编号在后，名词在前，用基数词，注意首字母大写 房间号码和电话号码要一个一个分别读 The First Lesson（在句子中不大写） Lesson One the thirty-second page Page 32 / Page Thirty-two Room 305 Bus No.12 第一课 第32页 第305房间 第12路公共汽车 1/4 one-fourth a (one) quarter 3/4 three-fourths three quarters 2/3 two-thirds 1/2 a (one) half 半年 half a year 半小时 half an hour 一年半 one and a half years one year and a half 分数表示法 分子用基数词，分母用序数词。 分子大于1时，分母加-s。 1999 nineteen ninety-nine 2008 two thousand and eight 1949年10月1日 读作: October (the) first, nineteen forty-nine (月-日，年) the first of October, nineteen forty-nine（日-月， 年） 写作: October 1st,1999(日用缩写，月-日-年) October 1, 1999 (日用数字) 1st October,1999日-月，年 年份、日期表达法 年用基数词表示,两位一读,介词用in 日用序数词表示,介词用on 表示“在…世纪”, 用序数词。 在20世纪 写作：in 20th century 读作：in the twentieth century 【实例解析】 1. (2004年上海市徐汇区中考试题) About ________ students in our class can describe that place in English. A. three-fifths B. three-fifth C. third-five D. third-fifths 答案：A。该题考查的是分数的表示 法。分子用基数词表示，分母用序数 词表示。分子大于1时，分母应加-s， 因此应选A。 2. (2004年河北省中考试题) Nine _______ pounds a week? That’s very good. A. hundred of B. hundreds of C. hundreds D. hundred 答案：D。该题考查的是数词的用法。 Nine hundred是一个具体的数量，这 是数词不能用复数形式，后面也不能 加of。所以应选D。 【中考演练】 选择题答案及分析 1—5: B D D A B 6—10: D C B A A 11—15: C A B C C 中考听力题 数词考点 1/2 1/3 1/4 24/25 3/4 3 three fourths / three quarters one third /a third twenty-four twenty-fifths three and six sevenths one quarter /a quarter/ one fourth a half Can you read a fraction? July1,192 1 October 1,1949 August 1, 1927 May, 1922 When were they founded? PRC Leagu e PLA CCP The ___was founded on /in___ What is the time? six /six o’clock four o five / five past four seven fifteen /a quarter past seven nine twenty / twenty past nine nine thirty /half past nine six forty /twenty to seven 1.What is ten and eight? 2.How old are you? 3.When were you born? 4.What class are you in? 5.How many students are there in your class? 6.What’s your telephone number? 7.How long is the Great Wall? 8.What’s the population of China? 9.When do you usually get up? Ask and answer in pairs Try your best ! speak loudly and quickly! test 14 40 50 15 17 70 90 19 18 80 60 16 Summary(小结) 1.基数词的构成（6点） 2.序数词的构成（5点，记歌谣） 3.基数词的用法(hundred, thousand,million、岁数 与 年代、“基—名”、计量、时刻） 4.序数词的用法(加the, a/an) 5.编号表示法(可用序数词/基数词,注意加the或大写) 6.分数表示法(分子:基数 分母:序数) 7.年份、日期、的表达法(年:基数 日、世纪:序数) Homework 1、选择题 2、默写基数词和序数词 3、改错练习 4、writing----注意大小写，标点，连接词等 今天是2008年4月2日,星期三, 天气晴朗。早上我8：30分起 床，很快复习完第五单元，然后坐5路公汽去了金港湾超市 （Golden Gulf Mall） 。超市里面大约有1000人，他们当中约 40%的人是学生。在三楼我碰到一个老外Mr. Will，他比我高一 英尺。我们交谈了半个小时。我多么希望能和他再谈一次。买 了2.6公斤苹果，三瓶可乐，我高兴地回家了。 Numeral s 数词 Numerals 88 warming up 1. _______ tress were planted on the mountain last year. 　A. Thousands of B. Thousand of C. Five thousand of D. Five thousands. 2．______ of the students are girls in our class． A．Two three B．Two threes C．Two thirds D．Second three 3.----When was he born? ----He was born on ________. A. second of October B. the October three C. October the second D. three of October 89 　表示数目多少或顺序多少的词叫 数词，数词分为基数词和序数词。 表示数目多少的数词叫基数词；表 示顺序的数词叫序数词。 90 基数词的构成 1）1－12, 独立成词。 one two three four five six seven eight nine ten eleven twelve 2）13--19, 由3－9 + teen构成。 14–fourteen 16--sixteen 17--seventeen 19—nineteen 特殊拼写: 13– thirteen 15--fifteen 18—eighteen 3）20－90, 以-ty结尾。 20—twenty 30---thirty 40—forty 50—fifty 60---sixty 70---seventy 80---eighty 90—ninety 4）21－99， 两位数，十位与个位之间有 “－”。 21 twenty—one 55 fifty—five 99 ninety—nine 5）101—999，三位数，百位与十位/个位之间加and。 101 one hundred and one 840 eight hundred and forty 693 six hundred and ninety-three 91 29, 431500 76 , , thousand hundred millionbillion and 6) 1，000以上数目,从右向左每三位用“，” 分开,分别读为thousand , million, billion 基数词的构成 基数词的构成 6500431729 six billion,five hundred million,four hundred and thirty-one thousand seven hundred and twenty-nine four thousand three hundred and twenty-one seven million,six hundred and fifty four thousand three hundred and twenty- one 7,654,321 1,987,654,321 43214,321 one billion, nine hundred and eighty-seven million,six hundred and fifty-four thousand three hundred and twenty-one 1. hundred thousand (表示具体数字) million billion 2. hundreds thousands (表示概数) millions billions 三.基数词的用法 数词 (several)+ + of the/some / many/these/those hundreds of 基数词的用法 1、表示具体数目,hundred, thousand, million不用复数 表示不确定数目,用复数。即hundreds of(数百), thousands of(数千), millions of(数百万)+ 名词复数。 1) Our country has a population of 1,300 million people. 2) There are several thousand students in our school. 3) After the war, thousands of people became homeless. 1. — If a = 3, b=4, what’s the answer to the problem, a+2ab+1=? — the answer is___. A. twenty eight B. twenty-eighth C. twenty-eight 2. In our school about five __ students are able to surf the Internet . A. hunderd of B. hunderds of C. hundred 3. __ sheep were killed in the accident. A. Thousand of B. Thousand C. Thousands of 4. There are over nine __ workers in the factory, but __ of young people hope to work in it. A. hundred 0f; hundreds B. hundred; hundreds C. hundreds; hundred  5. people in the world are sending information by e-mail every day.  A.Several million B.Many millions  C.Several millions D.Many million A 序数词的构成 1) 1－3, first, second, third 。 2) 4－19, 相应基数词+th, fourth,fifth,sixth,seventh,eighth,ninth,tenth,eleventh,twe lfth,thirteenth,fourteenth,fifteenth,sixteenth,seventeenth, eighteenth,nineteenth. 3) 20－90, y变成ie +th, twentieth,thirtieth,fortieth,fiftieth,sixtieth,seventieth,eig htieth,ninetieth。 4) 21－99, 只把个位的基数词变成序数词 如twenty-first,ninety-ninth 5) 序数词缩写----数字＋最后两字母 如1st, 2nd, 3rd ,4th… 10 0 基变序,有规律,词尾加上“th”， 一、二、三，特殊记，结尾字母t,d,d 八去“t”，九去“e”，“f”要把ve替 见“y”变成“i”和“e”，词尾加上“th”， 若是遇到几十几，只变个位就可以。 序数词缩写记清楚,数字后跟两字母。 (序数词构成规律) 基数词 序数词 基数词 序数词 one twelve two twenty three twenty-one four forty five one hundred six one hundred and five eight one hundred and twenty- nine nine nineteen 一.基数词、序数词 first second third fourth fifth sixth eighth ninth twelfth twentieth twenty-first fortieth one hundredth one hundred and fifth one hundred and twenty-ninth nineteenth 时间类型 表示法 例 读法 整点 基数词（+ o’clock) 1:00 ﹤30分钟 分钟 + past +小时 2:10 = 30 分钟 half + past + 小时 3:30 ﹥30分钟 （60-分钟） + to + （小时 + 1） 4:40 分钟逢15 即 一刻钟 a quarter 5:15 6:45 简化法 按顺序读基数词 7:50 one o’clock ten past two half past three twenty to five a quarter past five a quarter to seven seven fifty 表示在几点钟用介词 at数词的表示法 — 时间 1.— It’s already 7:40 now. When will the film start? —___. We still have five minutes. A. A quarter to seven B. A quarter to eight C. Seven past forty-five ① 月日年 在1998年10月1日 数词的表示法 — 年月日 on Octorber the first, nineteen ninety-eight 日 the + 序数词 月 （首字母大写） 月日与年之间 用 ，分开 年 （两位两位读） on August the ninth in May, two thousand and ten 天日用 on 年月用in on Oct. 1st , 1998 ② 月日 在8月9日 ③ 月年 在2010年5月 1. The accident happened on___. A. April 5, 2001 B. 2001, April 5 C. April 2001, 5 2. I was born ___. A. in March 8, 1993 B. on July 9, 1994 C. on May, 1995 20世纪90年代 in the 1990s/1990’s 在他50多岁时 in his fifties 数词的表示法 — 1.年代世纪 in the in one’s + 整十基数词复数 在某人几十岁时 nineteen nineties 10 7 2、“基数词+名词” 的合成形容词作定语， 中间有连字符“－”,当中的名词用单数。 a 3 – year – old girl a seven-day holiday 3、表计量-- “基数词+度量单位+形容词” The classroom is 7 meters long, 6 meters wide and 3 meters high. 1. There will be more chances in __ century than in __ century. A. twenty-one, twenty B. twenty-first, twentieth C. the twenty-first, the twentieth 2. The city changed a lot ___. A. in 1980's B. in the 1980s C. in the 1980 3. He graduated in __ of __ century. A. the sixtieth; twenty B. sixty; the twentieth C. his sixties; the twentieth 4. She got the prize __. A. in her fifties B. in fifties C. in her fifty 5. The winner is ___. He is an ___ boy . A. eight-year-old; eight years old B. eight years old; eight-year-old C. eight-years old; eight-year-old 6.He came to China ____. A. at the age of 20 B. when he is 20 C. at age of 20 7.The river is about ____. A. 6,000 meters long B. 6,000-meters-long C. 6,000-meter-long be + 数词 +度量词 + 形容词 1 5 分子 基数词 分母 序数词 one fifth 2 7 分子 ﹥ 1 分母 + s two sevenths 1 4 分子 a 分母 quarter a quarter 3 4 three quarters 1 2 a half 1 3 three and one third3 基数词 + and + 分数 数词的表示法 — 分数百分数 80 % 基数词 + percent eighty percent 百分数 + of + 可数名词复数 谓语动词用复数 百分数 + of + 不可数名词 谓语动词用单数 Seventy percent of students in our class are girls Over seventy percent of the earth's surface is covered with water 1. __ of the students __ boys in Class A. Two three; are B. Two thirds; are C. Two thirds; is 2. __ of her money __ spent on clothes. A. Two three; are B. Two thirds; is C. Two third; is 3. __ the teachers in our school is about one hundred, and __ of them are women teachers. A. The number of; two thirds B. The number of ; two third C. A number of; two thirds 一个半小时 两个半小时 two and a half hours = two hours and a half one and a half hours = one hour and a half 数词的表示法 — 半的表示法 1. The boy always stays there for __. A. three and half hour B. three hour and a half C. three and a half hours 2. The old man drank__ beer. A. two bottles and a half B. two and a half bottle C. two bottle and a half 一倍 once，两倍 twice， 三倍 three times (三倍或以上 基数词＋times) 数词的表示法 — 倍数 This box is five times as big as that one. =This box is four times bigger than that one. ① A + be + 倍数 + as +adj.原+ as +B. A是B的 …倍… ② A + be + 倍数 + adj.比+ than +B. A比B … …倍 1. This building is __ that building. A. three time as tall as B. twice taller than C. three times as taller as 2. 我的箱子比你的重六倍! My box is ____________________ yours. 2.What a table! I've never seen such a thing before.It is it is long . A.half not as wide as B.wide not as half as C.not half as wide as D.as wide as not half six times heavier than seven times as heavy as C 一般编码用 名词 + 基数词 207房 三年级一班 第五部分 第一课 3 号汽车 第一中学 Room 207 Class One Grade Three Part five = the fifth part Lesson one = the first lesson Bus No.3 = the No.3 bus No. 1 Middle School 数词的表示法 — 编号 1.My mother lives at on floor. A.Room Six;the second B.Six Room;second C.Room six;two D.the room six;the second A  (1) 小数的读法 小数点左边的数通常按基数词读，若为三位以上的数，也 可按编码式读法读出，即将数字单个读出；小数点右边的 数通常按编码式读法单个读出。如： 6.86 six point eight six 14.15 fourteen point one five  (2) 小数中“0”的读法 “0”在小数中通常读作nought（英）或zero（美），也 可读作字母o。如： 0.08 （nought）point nought eight 或 （zero）point zero eight 小数表示法  6+5＝11 Six plus five is eleven 或 Six and five is eleven. 11-6＝5 Eleven minus six is five. 或 Six from eleven is five.  4×5＝20 Four multiplied by five is twenty. 或 Four times five is twenty.  20÷4＝5 Twenty divided by four is five. 或 Four into twenty goes five.  3 Three squared is nine.  2 Two cubed is eight. 加减乘除式的表达方法 2 3  表示“大约、接近”，常用nearly, about, some, almost, around 等。 about 700 people some fifty years ago  表示“左右”用or so In the past five years or so  “少于”用less than Less than 30 years old 不到30岁  “多于”用 more than , over More than a year ago over 70 years ago 约数表示法 12 2 (1)序数词作定语，前面要加the； The first truck is carrying a food basket． John lives on the fifteenth floor． She is my first English teacher. (2)有时加a/an，“再一”，“又一” 的意思 We‘ll have to do it a second time． Shall I ask him a third time？ When I sat down，a fourth man rose to speak． They had a second child in 1988 序数词的用法 选择填空。 1．March is ____month of a year． A． a three B． the third C． a third 2．We will have a meeting at 8:05____． A．five to eight B.eight to five C．eight o five 3．Eight plus eight is____. A．sixteen B．sixty-four C．one 4．He is an ____boy． A．eight years B．eight-year-old C．eight-years-old 5．We will have a___ walk． A．ten minutes B．ten minutes' C．ten-minutes B． the third C．eight o five A．sixteen B．eight-year-old B．ten minutes' 6．The wall is____. A．four meters long B．four meter long C．four- meter long 7．What's the date today? It's___． A．March the eight B．March the eighth C．eight，March 8．It happened in the 1040's． A． in the forties of the eleventh century． B． in the forties of the tenth century． C． in the forty 9．About_____________ of the earth's surface is covered with water. A. three-fours B. three-fourth C. three-fourths A．four meters long B．March the eighth A． in the forties of the eleventh century． C. three-fourths 10. He went down to the village which was ___miles away from the city. A. three hundreds B. three hundred C. three hundreds of B. three hundred 126 Homework 1.Grammar focus textbook(p30)exercise1-2 2、Workbook(p19) exercise4 数 词 学习目标 一　基数词和序数词的构成。 二　基数词的用法。 三　序数词的用法。　　　 数词概述 1.表示数目多少或顺序先后的词叫数词。数词分为基数 词和序数词。 2.基数词表示数目或数量多少。序数词表示顺序和等级。 一 基数词和序数词的构成 1.one 2.two 3.three 4.four 5.five 6.six 7.seven 8.eight 9.nine 10.ten 11.eleven 12.twelve 13.thirteen 14.fourteen 15.fifteen 16.sixteen 17.seventeen 18.eighteen 19.nineteen 20.twenty 10.ten 20.twenty 30.thirty 40.forty 50.fifty 60.sixty 70.seventy 80.eighty 90.ninety first second third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth twentieth 一二三，特殊记 f 要把 ve 替 八减 t ,九去 e 结尾 th 不忘记 若想变为几十几， 只变个位就可以。 基数词变为序数词： 二 基 数 词 考 点 1.有s没数字，有数字没s: hundred,thousand, million,billion 2.in his forties. In one’s+年龄复数 in the 1930s. In the +年代复数 3.时间的表示 (1) 2：25 two twenty-five (2) 8: 20 twenty past eight 6: 50 ten to seven (3) a quarter=15 minutes a half =30 minutes 8:30 half past eight 8:15 a quarter past eight 7:45 a quarter to eight 4.数的读写 (1) 数的读法 1,987,654,321 one billion, nine hundred and eighty-seven million, six hundred and fifty-four thousand, six hundred and twenty-one 1234 1001 1100 1034 (2) 数的写法 三位一逗 三 序 数 词 考 点 1.年份、日期的表示 日期用序数，年份用基数 1949.10.1 October 1st , 1949 年份的读法 ：两位一组 1999 1900 1909 2008 2.分数的表示： （1）分子基，分母序；分子大于1,分母加s 2/5 (2) a quarter=1/4 three quarters=3/4 a half = ½ 3. 编号的表示 Lesson One =the first lesson Class Three= the third Class 结构: 名词+基数词 或 the+序数词+名词 4.序数词缩写 取后两位 基础练习 1. 读出下列数字 79 999 103 1,302 1,987,654,321 第九 第四十 第五十二 2. 写出下列数字. (1)two thousand six hundred and fifty-nine _________ (2)eighteen million two hundred and thirty thousand and sixty- eight ___________________ 2659 18,230,068 3.数词表示编号 Lesson One =the first lesson 结构:名词+基数词 或 the+序数词+名词 如：Page5= Room 21 ———————— 4. 表示年龄 a.表示十几岁用teens指从13岁到19岁。在某人十几岁时： in one‘s teens. b.表示 “几十岁”；用 in one’s + 数词复数 in one‘s thirties 表示在某人三十几岁时 ，指从30岁到39岁。 在他五十多岁时写作——————— c.18岁：eighteen years old d.一个十八岁的男孩：an 18-year-old boy=a boy of 18 in his fifties the fifth page the twenty-first room 1.It is not rare in _____ that people in ____ fifties are going to university for further education. A.19 90s, the B. the 1990s, / C. 1990s, their D. the 90s, their 2. Jack is now in _____.               A. the three grade    B. Grade Third      C. Grade Three 3.---Peter ,how old is your father this year ----_______. And we just had a party for his ______birthday last week A. Fortieth , forty B . Forty ,forty C. Forty , fortieth D . Fortieth, forthieth D C C 综合演练 3. ____ of the land in that district _____ covered with trees and grass. A. Two fifth, is B. Two fifth, are C. Two fifths, is D. Two fifths, are 4. Five minus two_________three. A. was B. are C. were D. Is C 分数和百分数作主语时，关键是看其后的名词来决定其谓语动词的 数。该题中的是不可数名词，所以动词需用单数。 D 中考演练 选择题 1. ------- When was he born? -------- He was born _________. A. in 1988 June 6 B. on June 6,in 1988 C. in June 6 , 1988 D. on June 6 ,1988 2. Athough I failed four times , my father encouraged me to try a _____time. A . two B. four C. third D. fifth 3. The Olympics Games are held ____________. A. every four years B. every four year C. every fourth years D. every four-year D A D 4. The yellow river is ____in China. It goes through many cities in China. A. the second longest river B. the longest scond river C. the scond longest rivers D. the longest scond rivers 5. In our school more than _____boys ______like English. A. two fifths ; don't B. two fives don't C. two fifths doesn't D. scond five doesn't 6. The war took place _________. A. 1720s B. 1720's C. in the 1720s D. the 1720 7. I got a beatutiful bike on ______birthday. I like it very much. A. fifteenth B. fifteen C. my fifteen D. my fifteenth A C D A