中考英语数词公开课 15页

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 eleven th twelfth thirteen th fourteen th fifteen th sixteen th seventeen th eighteen th nineteen th 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 _____.                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 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 Thank you