初中英语数词 冠词讲解 4页

...数词+冠词（一）数词的特定表示法小数，百分数，算数的表示方法1．分数表示法。（子基，母序，带and）①．分数的构成（分子用基数词，分母用序数词。分子如果大于1，则分母序数词用复数形式）1/2读作：_one-second__1/3读作：_one-third____2/5读作：_two-fifths_3/4读作：_three-fourths__1/25读作：_one--twentieth-fifths_____________②．带分数的整数和分数之间须用and连接。三又二分之一：_three_and_one-second__五又四分之一__five_and_one-fourth__九又十二分之五_nine_and_five-twelfths___注意：表示“某一整体的几分之几”时，使用“分数+of+the+名词”结构。__One-second_of__thestudentsareChinese.一半的学生是中国人。Sheate__one-third_of_herfoodyesterday.她昨天吃掉了食物的三分之一。2．小数表示法。小数只能用基数词表示，其中小数点读作point,零读作zero(或o);小数点之后按数字依次读出；整数部分为0时可以省略不读。0.9：zeropointnine3.58:threepointfifty-eight2.16:twopointzerosixteen8.425:eightpointfourhundred-twenty-five3.百分数表示法（%读作percent）18%:_eighteen_percent__0.6%_zero_point_six_percent__0.05%_zero_point_zero_five_percent4.算数表达法1＋2=3Oneandtwoisthree.12＋10=22twelveandtenistwenty-two3－1=2Threeminusoneistwo.15－5=10fifteenminusfiveisten（二）冠词冠词三兄弟a,an和the的任务就是给名词“戴帽子”。语法上，冠词是虚词，没有词义，用于名词前，帮助表明词义。冠词三兄弟的分工各有不同，大家一定要记清楚，不要“张冠李戴”。冠词分为两类：不定冠词a/an和定冠词the。不定冠词a/an只能用于单数名词之前，表示“一,”的意思或该名词的不特定性。定冠词则强调该名词的特定性，表示“这”、“这些”等意思，在可数名词与不可数名词之前都能使用。不定冠词的用法A.不定冠词的种类：不定冠词有两个：a和an。a用于以辅音音标开头的单词之前。一本书_a_book_____一个女人__a_woman_____an用于以元音音标开头的单词之前。一个苹果_an_apple__一位老人_an_old_一个小时an_hour_一个鸡蛋_an_egg__当形容词修饰名词时，冠词要放在形容词的前面，这时用a或an取决于这个形容词的1...\n...读音。一位英语老师_a_English_teather_一个红苹果_a_red_apple__B.不定冠词的用法：①用于第一次提到的、不确定的人或物（可数名词）之前Thereis__a_dogoutsidethedoor外有一条狗。Doyousee__aman_inredT-shirt?你有看到一个穿红体恤衫的男子吗？②用于价格或时间等名词的前面，是“每,”的意思4Yuan_a_kilo每公斤四元once_a_week一周一次③表示职业、身份_a_lawyer一个律师_a_doctor一个医生_a_student一位学生④用于数字、量词之前_a_hundred一百a_lotof许多_a_couple一对⑤用于一些固定词组中have_a__rest__休息make_a_living谋生_a_greatdeal很多定冠词的用法A.定冠词的一般用法①用于第二次谈到的人或物Shehasabag.__the__bagisyellow.她有一个包，这个包是黄色的。②用于双方共知的人或物Idon’tlike__the_coat.我不喜欢这件大衣。③“the+n单数.”可以表示一类人或物_the____panda___大熊猫_the____driver_____司机B.定冠词的特殊用法定冠词常用于一些特定词的前面。助记：沙漠、河流与群山；列岛、海峡与海湾；阶级、党派、国家名；组织、团体和机关；方位、朝代、独一词；会议、文件及报刊；乐器、建筑、海洋群；定冠词帽戴在前。_the___YellowRiver黄河play_the__piano弹钢琴_the_GreatWall长城_the__People’sDaily人民日报_the__UnitedNations联合国①用于姓氏复数之前表示全家人/夫妇俩_the____Greens____格林一家_the_Lis李先生一家②“the+adj.”表示一类人或物the__rich__富人the__poor____穷人the__young_man___年轻人③用于一些固定词组中inthe__eveningatthe__time在此时gotothe__movie__去电影院inthe___front__of在前部不用冠词的情况不用冠词的情况下列情况应免冠，代词限定名词前；专有名词不可数，学科球类三餐饭；复数名词表泛指，两节星期月份前；颜色语种和国名，称呼习语及头衔。①在一些专有名词（人名、地名、月份、节日等）之前，不用冠词MissLaura劳拉小姐DoctorSmith史密斯医生Hydepark海德公园2...\n...Australia澳大利亚__March_____三月__Children’s______Day儿童节②名词前已有修饰词的时候，不用冠词this__morning___今天早上my_book___我的书your_child_你的孩子③在表示三餐、球类、棋类和游戏等名词前，一般不用冠词play_basketball___打篮球play__cards__打牌play_games____玩游戏have_supper_吃晚饭④在物质名词和抽象名词前，一般不用冠词Welove_peace_.我们爱和平。Smokingisbadfor_health_.吸烟有害健康。巩固练习0.9HanMeimeiis___Chinesegirl.Lucyis____Englishgirl.A.a;aB.an;anC.a;anD.an;a0.10Alittleboywrote__"U"and___"n"onthewall.A.a;anB.an;aC.an;anD.a;a0.11Therearesixtyminutesin___hour.A.anB.theC.aD./0.12Thisis___interestingbookanditisalso____usefulone.A.an;anB.an;theC.ah;aD.a;a0.13Mrs.Smithis__friendof__A.the;mineB.a;meC.the;myD.a;mine0.14IgoTo__Schoolonfootbecausemyhomeisnear___school.A.a;aB.the;theC./;/D./;the0.15Yesterdayweheld_talkwiththeminthehall.A.theB.thisC.aD.an0.16Iusuallygooutfor_walkafter____tea;A:a;/B./;theC.a;aD.the;a0.17Thisis___egg.____eggisbig.A.a;AB.an;AnC.a;TheD.an;The0.18Peopleoftengotoswimin__summer.A./B.aC.anD.the0.19Thereis___oldmanunder___tree.A.an;theB.the;aC.a;theD.an;/0.20-Whoseroomisthat?-It's___.A.thetwins'B.ofLucyandLilyC.ofthetwinsD.thetwins0.21Wecansee___sunand____moonin____picture.A.a;the;theB.the;a;theC.a;the;aD.the;the;the0.22____Brownsaresittingat____breakfasttable.A./;aB.The;/C.The;theD./}the0.23Mostofusarefrom____.A.thesouthB.southC.thesouthernD.southern3...\n...0.9Tomenjoysplaying____footballwhileIenjoyplaying____pianoverymuch.A.the;theB.a;aC./;theD.the;/0.10Weshouldlookafter___old.A.theseB.thoseC.theD.an0.11Theshipissailingon____PacificOceanA.aB.theC./D.that0.12____MrSmithisateacher.A.TheB.AC.ThisD./0.13Youhavemissed____“n”inyourspellingof____word“government”.A.an;aB.an;theC.a;theD.the;/0.14Thereare___daysinayear.A.threehundredssixty-fiveB.threehundredsandsixty-fiveC.threehundredandsixty-fiveD.threehundredandsixtyfive0.15______peoplevisitthismuseumeveryday.A.HundredB.HundredsC.HundredofD.Hundredsof0.16Therearetwo___peopleinthemeetingroom.A.hundredB.hundredsC.hundredsofD.hundredof0.17Mybrotherisin____.A.ThreeClass,OneGradeB.ClassThree,GradeOneC.GradeOne,ClassThreeD.classthree,gradeone0.18Pleaseturnto___.Let'sreadthetextaloud.A.PageTwoB.thepagetwoC.secondpageD.pagesecond0.19"Theyear1999"shouldberead"Theyear____".A.nineteenandninety-nineB.nineteenninety-nineC.onethousandninehundredandninety-nineD.nineteenhundredandninety-nine0.20Nowletmehave____.A.thethirdtryB.athirdtryC.thirdtryD.thisthirdtry0.21___ofthestudentsaregirlsinourclass.A.TwothreeB.TwothreesC.TwothirdsD.Secondthree0.22Thereare____monthsinayear.Decemberisthe____monthoftheyear.A.twelve;twelveB.twelve;twelfthC.twelfth;twelveD.twelve;twelfth0.23Tomwas____togettoschoolandIwas______.A.first;ninthC.thefirst;theninthB.afirst;aninthD.thesecond;thenin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