中考英语语法-数词专题讲解附试卷.docx
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1、数词:1、 定义:和数字相关的词2、 分词:基数词 序数词 其它数词(小数、分数、百分数)3、 基数词1、 构成:(1)0-12-zero, one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve(2)13-19,-teen:thirteen, fourteen; fifteen; sixteen; seventeen; eighteen; nineteen(3) 整十,-ty: twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety(4
2、) 几十几,-:twenty-one; thirty-two(5) 多位数表达:hundred, thousand, million, billion, trillion练:1. Howmanypeoplewereinvitedtothemeeting?Aboutsix_.A.hundred B.hundreds C.hundredof D.hundredsof2.In our city, _ people have moved into their new houses.A. thousand B. two thousands C. thousands of D. many thousand
3、要点提醒:单位的用法:基数词+单元“具体数量”单位复数+of“大概,不确切的数量”以thousand为例:Three thousand “三千”-I love you three thousand times.我爱你三千遍。Thousands of “成千上万;数万”-thousands of visitors 成千上万的游客注意several“几个”相当于一个数字,单位和它连用,不用复数-several thousand“几千”百位与十位;若十位没有,只有个位,则百位与个位;之间要用and连接E.g. 365: three hundred and sixty-fiveE.g. 705: se
4、ven hundred and five2、 运用(1) 表示数量、长度、重量、距离E. g. I have two elder sisters. The river is eight hundred meters long.(2) 年龄e.g. her brother is 20/20 years old.At the age of 20“在20岁的时候”When sb be 20“在某人20岁的时候”In ones 整十复数 “在某人几十多岁时”She moved to Chongqing in her thirties. 她在三十多岁时搬到了重庆。易错点:18 years old“18岁
5、”18- year-old“18岁的”18-year-olds“18岁的人”(3) 年份、年代e.g. in 2021 “在2021年” “in the + 年份的复数”表示在几十年代;“in the +年代s /年代s”表示在几世纪几十年代. In the 1970s/1970s“在20试卷70年代”(4) 日期月 日,年(美国);日 月, 年(英国)1995年6月1号- 写作:June 1st, 1995-读作:June the first, nineteen ninety-five(5) 时间E.g.(1)“几点钟”用基数词加oclock。oclock可省略。如: 5点钟five(ocl
6、ock)(2)“几点过几分”,(30分钟)在分钟后加介词“past”,再加小时。例: 7:05five past seven;7:15fifteen(a quarter)past seven(3)“差几分几点”(30分钟),在分钟后加介词“to”再加小时。 例: 7:40twenty to eight;7:45fifteen(a quarter)to eight (1) 日常生活中的时间读法常常简化,直接按基数词的顺序读。 例:7:05seven o five;7:15 seven fifteen(5). 若想表明是上下午:a.m.表示上午,p.m.表示下午练:写出下列时刻的读法:1:15_2
7、:30_ _3:45_ _ 7:20 _ _(6) 倍数、次数 Once “一倍、一次”;twice“两倍、两次”;两倍,两次以上用基数词+times Three times, four times .(7) 编号e.g. Today we are going to learn Lesson one.She lives in Room 801.练:1. _, Coca-Cola began to enter Chinas market.A. In 1970s B. In 1970s C. In the 1970s D. In the 1970s2. Shakespeare was born i
8、n _.A.1660s B. 1660s C. the 1660 D. the 1660s3. He started a company _.A. in his twenty B. in his twenties C .at his twenty D. at his twentieth 4.Which room do you live in? _.A. The 201 Room B. Room 201 C. Room 201st D. The 201s Room5. Which lesson did you learn yesterday? _.A. Lesson Seven B. Lesso
9、n seventh C. The 7 Lesson D. 7 Lesson4、 序数词1、 定义:表示事物顺序的数词2、 构成:(1)1-3:first, second, third(2)4-19,加-th, 注意:5,8,9,12:fourth; fifth; eighth; ninth; twelfth(3)20及以上整十,y-ieth: twenty-twentieth; (4) 几十几,只将个位改变就可以:forty-five-forty-fifth口诀:基变序,有规律,一、二、三,特殊记;八加h,九去e,ve要用f替;逢十变y为ie,再加th;若变几十几,只变个位就可以3、 缩写:阿
10、拉伯数字+最后两位 E.g. first-1st; second-2nd; third-3rd; fourth-4th4、 运用(1) 表示顺序,其后接名词单数e.g. the second unit = Unit Two The third page = Page Three易错点:序数词前要加the;但若序数词前有“.的”就不加thee.g. the first student; my first student(2) a/an +序数词“另一个,再一次”Can you give me a second chance.你能再给我一次机会吗。(3) 用在最高级前,“第.个最.的事物”e.g.
11、 Lucy is the second most popular student in our class.(4) 日期2021年12月12日:December (the) twelfth, twenty twenty-one the twelfth of December, twenty twenty-one练习:1. He wrote his _ novel when he was _.A. five; fiftiesB. fifth; fiftyC. fifth; fiftieth2. - How was your weekend? -Great! It was my grandfath
12、ers _birthday. We enjoyed ourselves.A. seventyB. seventiethC. the seventieth D. seventeenth3. There are _days in a week and Tuesday is _day of the week.A. seven, third B. seven, the third C. seventh, three D. the seventh, three5、 其它数词(分数、百分数、小数)1、 分数(1) 构成:分子用基数,分母用序数;分子大于1,分母用复数。 e.g. 2/3-two third
13、s(2) 运用:“分数 of+名词”做主语,动词的单复数由of后的名词决定 E.g. Two thirds of the water on the earth is sea water. 地球上2/3的水是海水。2、 百分数(1) 构成:数词+percent注:percent为单复同形,所以不可在其后加s e.g. 67%-sixty-seven percent(2) 运用:“百分数 of+名词”做主语,动词单复数由of后的名词决定E.g. About thirty percent of the students are interested in English. 大约有30%的学生对英语感
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