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(diǎn)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(diǎn)、年齡、序號(hào)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(gè)題項(xiàng)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(shí)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(diǎn)實(shí)例112無規(guī)律one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve1319以teen為結(jié)尾thi

2、rtee n, fourtee n, fiftee n, sixtee n, seve ntee n, eightee n, nin etee n2090以ty結(jié)尾twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety2199十位與個(gè)位之間 要加連字符twen ty-five, sixty-five, nin ety-nine101999百位與十位之間通常用andthree hundred and twenty-five （美語中常將 and 省略）千以上6275 six thousand two hundred and sev

3、enty-five ; 1200 twelve hun dred（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(diǎn)實(shí)例119各基數(shù)詞尾加th其中七個(gè)例外：first, sec ond, third, fifth, eighth, nin th, twelfth,其余，如：four forth, six sixth, nin etee n nin etee nth20,3090把y變i后加ethtwen tieth, fortieth, nin etieth21以后多位數(shù)最后一個(gè)數(shù)用序數(shù) 詞，其余用基數(shù)詞21st twen ty-first, 110th one hundred an

4、d tenth（三）數(shù)詞的用法：1.英語中年月日、點(diǎn)鐘、序數(shù)詞、分?jǐn)?shù)詞、算式列表示例2001 6 30英語表示法June 30,2001 30Ju ne,2001 30thJu ne, 20017： 25seven twenty-fivetwenty-five past even12:54twelve fifty four six to one9:15nine fiftee n a quarter past nine2:30two thirty half past two21:50twenty-one fifty 9:50p.m.第 21twenty-first第123one hun dred

5、 and twen ty-thirda half第七路公共汽車two and two-fifths20 per cent 20 perce nt Bus Number Seve n第201房間人民路153號(hào)Room 201153 Renmin Road4+8 =12Four plus eight is twelve11-7=4Eleven minus seven is four.6X 5=30Six times five is thirty.20 - 5=4twenty divided by five is four.A > BA is more than B.A V BA is les

6、s than B.ABA is approximately ( 近似地 , 大約 )equals to B.A工BA 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 thanHe 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.unde

7、rChildren under seven 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 toUp to ten men can sleep in this tent.orHe spent four or five day

8、s writing the article.or soThe 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

9、表示法列表被修飾名詞的數(shù)修飾可數(shù)名詞 dozens of英語表達(dá)漢譯 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、大量數(shù)以百計(jì)hundreds ofthousands 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 ,許多、大量 a large amount of ,large amounts of修飾可數(shù)名詞或不可數(shù)名詞a lot of /lots of

10、,plenty of, large quantities ofa large quantity of ,許多、大量練習(xí)、數(shù) 詞1. Two _died of cold last winter. A. hundreds old people C. hundreds old peoplesB. hundred old peopleD. hundred old peoples2. He was only in_ at the time.A. his 20's B. the 20'sC. his twentiesD. the twenties3. The two great men w

11、rote those letters in_ . A. 1870's B. 1879sC. the 1870'sD. the 18704. I wonder if I can ask him_ time.A. fourB. fourthC. the fourthD. a fourth5. He came out_ in the track events.A. firstB. oneC. the firstD. the one6. It was in 1939 that _broke out.A. World War SecondB. the World War SecondC.

12、 Second World War D. World War II7. You'll have to spend _writing your report here. A. one day or two daysB. one day or twoC. a day or twoD. two days or one8. He cut the cakeA. in halvesB.in halfC. into halvesD. into half9. The earth is nearly_ the A. 50 time the size ofmoon.B. 50 times the size

13、 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 inB. are to hand outC. are handing inD. is to hand out11. _of the population here are peasants.A. 20 percents B. 20 percentC. the 20 percentD. the 20 p

14、ercents12. It's about_ , the thickness of a human hair.A. two-fifteenth B. two-fifteenths C. two fifteenD. two fifteens13. The price of such material was reduced_ .A. by 18 percentB. to 18 percentC. at 18 percentD. for 18 percent14. South of the equator, 81 percent of the surface of the earth_ w

15、ater. A. is B. are C. wasD. were15. They sold _boxes of such sweets last week.A. four dozen B. four dozens C. four dozens ofD. four dozen of16. It took me _ days to finish drawing a beautiful horse.A. a half dozenB. half a dozenC. haft dozensD. half dozen17._people were sent there to help fight agai

16、nst the flood. A. Three scores of B. Three score ofC. Three scoreD. Three scores18. Don't leave you work,_ .A. done halfB. half doneC. a half doneD. done a half19. Nobody can do two things well _ .A. at one time B. at onceC. one timeD. once20. He has_ books in his study.A. several thousandsB. so

17、me thousands ofC. some thousandsD. some thousand of21. On National day_ people take part in all kinds of celebration.A. hundreds of millions of B. millions of hundred ofC. hundreds millions ofD. millions hundreds of22. He has lived at_ for 30 years.A. No. 101 Heping Street B. 101 Heping Street C. He

18、ping Street 101D. Heping street No. 10123. You can find him inA. Room 201B.201 RoomC. the Room 20D. the 201Room24. It's_ walk from here to my school.A. two - hoursB. two hoursC. two - hour D. a two - hour25. It was in_ when he was already in _ that he went to Yan'an.A. the 1940s, the 40s B.

19、the 1940s, his forties C. 1940's, his fortiesD. the 1940's, his 40s26. He went to the market and bought _eggs and some meat.A. three dozen of B. 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. dozensC. dozenD. dozens of （MET92 29）28. Mr Smith _me to buy several _eggs for the dinner.A. asked, dozenB. sugges