語法復(fù)習(xí)十八：數(shù)詞

1、語法復(fù)習(xí)十八：數(shù) 詞高考重點要求：1掌握基數(shù)詞、序數(shù)詞、分?jǐn)?shù)詞、倍數(shù)、百分?jǐn)?shù)、年月日、鐘點、年齡、序號的基本用法。2掌握不定數(shù)量詞、約數(shù)詞的表達(dá)方法。數(shù)詞在各個題項中，單選、閱讀、聽力、寫作中發(fā)揮著很強(qiáng)的作用，往往用以說明事實的精確性和可信性。數(shù)詞是由兩大部分構(gòu)成的即基數(shù)詞和序數(shù)詞，而其他數(shù)字表示法如分?jǐn)?shù)，小數(shù)等均由這兩大部分的不同組合而構(gòu)成。（一）基數(shù)詞：表示數(shù)目的詞為基數(shù)詞，它的構(gòu)成如下表：范 圍特 點實 例112無規(guī)律 one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve1319以teen為結(jié)尾

2、 thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen2090以ty結(jié)尾 twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety2199十位與個位之間要加連字符 “-” twenty-five, sixty-five, ninety-nine101999百位與十位之間通常用and three hundred and twenty-five（美語中常將and省略）千以上 6275six thousand two hundred and seventy

3、-five；1200twelve hundred（二）序數(shù)詞：表示順序的數(shù)詞為序數(shù)詞，它的構(gòu)成如下表：范 圍特 點實 例119各基數(shù)詞尾加th其中七個例外：first, second, third, fifth, eighth, ninth, twelfth, 其余，如：four forth, six sixth, nineteen nineteenth20,3090把y變i后加eth twentieth, fortieth, ninetieth21以后多位數(shù)最后一個數(shù)用序數(shù)詞，其余用基數(shù)詞 21st twenty-first, 110th one hundred and tenth（三）數(shù)詞

4、的用法：1.英語中年月日、點鐘、序數(shù)詞、分?jǐn)?shù)詞、算式列表示例英語表示法2001630June 30,2001 30June,2001 30thJune, 20017：25seven twenty-five twenty-five past even12:54twelve fifty four six to one9:15nine fifteen a quarter past nine2:30two thirty half past two21:50twenty-one fifty 9:50p.m.第21twenty-first第123one hundred and twenty-thirda

5、half two and two-fifths 20%20 per cent 20 percent第七路公共汽車Bus Number Seven第201房間Room 201人民路153號153 Renmin Road 4+8 =12 Four plus eight is twelve11-7=4Eleven minus seven is four.6×5=30Six times five is thirty.20÷5=4twenty divided by five is four.ABA is more than B.ABA is less than B.ABA is ap

6、proximately (近似地, 大約)equals to B.ABA is not equal to B.2.約數(shù)表示法列表含義英語表達(dá)例句大于某數(shù)more than He has lived here for more than twenty years.overshe is over fifty.or moreThere're thirty people or more in the meeting-room.小于某數(shù)less thanI have less than (not more than )fifty dollars.underChildren under seven

7、 are not allowed to enter.belowHe would not sell it for below a hundred fifty dollars.or lessThe coat might cost him sixty dollars or less.大約（某數(shù)）nearlyShe is nearly fifty now.almostIts almost three o'clock.up to Up to ten men can sleep in this tent.or He spent four or five days writing the artic

8、le.or so The distance is twenty miles or so.aboutI visited that village about three years ago.someTheir team has some four or five players.more or lessThe container can hold more or less twenty pounds of water.around/roundLet's make it round/around eight o'clock.3.不定數(shù)量詞“多”的表示法列表被修飾名詞的數(shù)英語表達(dá)漢譯

9、修飾可數(shù)名詞dozens of 幾十、許多scores of 許多many, a good(great) many, many a (飾單數(shù)可數(shù)名詞)許多、大量hundreds of 數(shù)以百計thousands of ,thousands upon thousands of 成千上萬millions of 數(shù)百萬billions of 億萬修飾不可數(shù)名詞much , a great (good)deal of ,a large amount of ,large amounts of 許多、大量修飾可數(shù)名詞或不可數(shù)名詞a lot of /lots of ,plenty of, a large q

10、uantity of , large quantities of 許多、大量練習(xí)、數(shù) 詞1. Two _died of cold last winter.A. hundreds old people B. hundred old people C. hundreds old peoples D. hundred old peoples2. He was only in_ at the time.A. his 20's B. the 20'sC. his twenties D. the twenties3. The two great men wrote those letter

11、s in_ .A. 1870's B. 1879s C. the 1870's D. the 18704. I wonder if I can ask him_ time. A. four B. fourth C. the fourth D. a fourth5. He came out_ in the track events. A. first B. one C. the first D. the one6. It was in 1939 that _broke out. A. World War Second B. the World War Second C. Seco

12、nd World War D. World War II7. You'll have to spend _writing your report here. A. one day or two days B. one day or twoC. a day or two D. two days or one8. He cut the cake_ . A. in halves B. in half C. into halves D. into half9. The earth is nearly_ the moon. A. 50 time the size of B. 50 times t

13、he size of C. 50 times as size as D. 50 times as that of10. Either you or the headmaster _the prizes for these gifted students at the meeting. A. is handing in B. are to hand out C. are handing in D. is to hand out11. _of the population here are peasants. A. 20 percents B. 20 percentC. the 20 percen

14、t D. the 20 percents12. It's about_ , the thickness of a human hair. A. two-fifteenth B. two-fifteenths C. two fifteen D. two fifteens13. The price of such material was reduced_ . A. by 18 percent B. to 18 percent C. at 18 percent D. for 18 percent14. South of the equator, 81 percent of the surf

15、ace of the earth_ water. A. is B. are C. was D. were15. They sold _boxes of such sweets last week. A. four dozen B. four dozens C. four dozens of D. four dozen of16. It took me _ days to finish drawing a beautiful horse. A. a half dozen B. half a dozen C. haft dozens D. half dozen17._people were sen

16、t there to help fight against the flood. A. Three scores of B. Three score of C. Three score D. Three scores18. Don't leave you work,_ . A. done half B. half done C. a half done D. done a half19. Nobody can do two things well _ . A. at one time B. at once C. one time D. once20. He has_ books in

17、his study. A. several thousands B. some thousands of C. some thousands D. some thousand of21. On National day_ people take part in all kinds of celebration. A. hundreds of millions ofB. millions of hundred of C. hundreds millions ofD. millions hundreds of22. He has lived at_ for 30 years. A. No. 101

18、 Heping StreetB. 101 Heping StreetC. Heping Street 101 D. Heping street No. 10123. You can find him in_ . A. Room 201B.201 RoomC. the Room 20D. the 201 Room24. It's_ walk from here to my school. A. two - hoursB. two hoursC. two - hourD. a two - hour25. It was in_ when he was already in _ that he

19、 went to Yan'an. A. the 1940s, the 40sB. the 1940s, his fortiesC. 1940's, his forties D. the 1940's, his 40s26. He went to the market and bought _eggs and some meat. A. three dozen ofB. three dozenC. three dozens D. three dozens of27.Shortly after the accident two _police were sent to the spot to keep order. A. dozen ofB. dozens C. dozen D. dozens of (MET92 29)28.Mr Smith _me to buy several _eggs for the dinner. A. asked, dozen B. sugge