初中英语专题复习讲义 数词和介词.doc

专题复习（三） 数 词基数词一、确切数：one, two…,twenty-one…, one hundred and one, 2680;25,468; 17,280,258. （注意读法）不确切数：thousands of studentsa few/ many /several thousands of students a few/ many /several thousand students 二、年龄 确切数：85 years old/ at the age of 85 /an 85-year-old lady 不确切数：in her eighties三、年份 in 1999 /2000 / 2012/ 1903 /1800(2种读法) in the 1950’s / 1950s (in the fifties of the 20th century或in the nineteen fifties) in the early / mid- / late 1950s四、价格 Twenty dollars (＄20) is enough. How much is the bag? What’s the price of the bag? How much does it cost? How much is it worth?五、时间 What’s the time (by your watch)? Do you have the time? What time is it? It’s 5 0’clock. at7:05, 6:30 ,8:15, 8:45(2种读法)序数词一、 规则：-th, fourth, sixth,…特殊：first , second, third, fifth, eighth, ninth, twelfth, fourteenth, nineteenth,…整十：twentieth, thirtieth, fortieth, ninetieth, …几十几：twenty-first, fifty-fifth,…缩写：1st, 2nd, 3rd, 4th, 20th, 23rd , 32nd二、与冠词连用：She is the second to finish the test. We’ve tried it 3 times. Must we try it a fourth time? the first lesson = Lesson One the twenty - second room = Room 22三、 日期：on October 1(st) （读：Oct. the first或 the 1st of October）－When is your birthday? －It’s on January 4th ,1985. in January, February ,March, April, May, June, July, August, September, October, November, December. What’s today? It is Saturday the fifth. What’s the date today? It is February the second.分数子基母序，如果分子 >1，分母S加上去。

three fourths / three quarters one quarter a half meters → two and three fourths meters hours → one and a half hours one hour and a half小数、百分数1.04 one point o four 1.04 meters0.4 zero point four 0.4 ton(吨)10.23 ten point two three 50% (Fifty percent) of the students are boys./ Three quarters of the students are boys.Fifty percent of the water is clean./ Three quarters of the water is clean.倍数、数量1. This room is 3 times bigger than that one.= This room is 4 times as big as that one.2. two meters long = two meters in length3 feet high = 3 feet in height four inches wide = 4 inches in width2 kilograms in weight基数词+单位词+adj./in+ n.3.-7℃ seven degrees below zero=minus seven degrees4. another 3 apples = 3 more apples = 3 other applesa few / some / several / many more applesa little more water巩固练习1. Now, everybody, please turn to Page and look at the picture.A. Fifth, five B. Five, fifth C. Fifth, fifth D. Five, five2. of the land in that district covered with trees and grass.A. Two fifths, is B. Two fifth, are C. Two fifth, is D. Two fifths, are3. We don’t have enough nurses to look after the patients. At least are needed.A. ten another nurses B. more ten nurses C. other ten nurses D. another ten nurses4.-Have you seen the CCTV news on TV? -Yes, children had a good festival on the Children’s Day.A. millions of, sixty B. ten million, sixty C. millions of, sixtieth D. ten millions, sixtieth5. the students will take part in this English Speech Contest.A. Two hundred of B. Two hundreds of C. Hundreds of D. Hundred of6.-How many teachers are there in your school? - , but I’m not sure.A. Hundreds B. Hundred C. Hundreds of D. One hundred7. Although I failed four times, my father encouraged me to have a try.A. third B. fourth C. fifth D. sixth8. The World Table Tennis Championship began the morning of May 25, 2010 Moscow, Russia.A. Fifty, in, in B. Fiftieth, on, in C. Fiftieth, in, on D. Fifty, on, in9. Would you please pass me book on the right?A. the third B. the three C. three D. third10. Now let’s have .Don’t give up.A. the second try B. a second try C. second try D. this second try11. People began to count down “ ”just before 12 o’clock on New Year’s Eve.A. First, second, third… B. One, two, three… C. Ten, nine, eight… D. Five, five, five…12.The low temperature will be minus 5℃ .The underlined part means .A.5℃ B. －5℃ C.0.5℃ D. <5℃13. Wang Ming is in our class.A. the third tallest B. third tallest C. three tallest D. the three tallest14. -Excuse me. Could you tell me how to read the number 18,306,211? - .A. Eighteen million, three hundred and six thousands, two hundred elevenB. Eighteen million, three hundred and six thousand, two hundred and elevenC. Eighteen millions, three hundred six thousands, two hundreds and elevenD. Eighteen thousand, three hundred and six, two hundred eleven专题复习（四） 介 词一、时间介词：at, in, after, until, before, during, by , on, since, for, from1. at 7 o’clock , at night, at noon.2.in the morn。