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1、2012届高考一轮复习语法专项十五：数词高考重点要求:1 .掌握基数词、序数词、分数词、倍数、百分数、年月日、钟点、年龄、序号的基本用法。2 .掌握不定数量词、约数词的表达方法。数词在各个题项中，单选、阅读、听力、写作中发挥着很强的作用，往往用以说明事实的精确性和可 信性。数词是由两大部分构成的即基数词和序数词，而其他数字表示法如分数，小数等均由这两大部分的 不同组合而构成。（一）基数词：表示数目的词为基数词，它的构成如下表:范围特点实例112无规律one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve
2、1319以teen为结尾thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen2090以ty结尾twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety2199十位与个位之间要加连字符-“twenty-five, sixty-five, ninety-nine101999百位与叶位之间通常用andthree hundred and twenty-five （美语中常将 and 省略）千以上6275six thousand two hundred and
3、 seventy-five ; 1200twelvehundred（二）序数词：表示顺序的数词为序数词，它的构成如下表:（三）数词的用法:1.英语中年月日、点钟、序数词、分数词、算式列表示例英语表示法2001. 6.30June 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 two21:50twent
4、y-one fifty 9:50p.m.第21twenty-first第123one hundred and twenty-third本卷第1页（共7页） 山东世纪金榜书业有限公司12a half225two and two-fifths20%20 per cent 20 percent第七路公共汽车Bus Number Seven第201房间Room 201人民路153号153 Renmin Road4+8 =12Four plus eight is twelve11-7=4Eleven minus seven is four.6X 5=30Six times five is thirty.
5、20+5=4twenty divided by five is four.A BA is more than B.A VBA is less than B.A = BA is approximately (近似地,大约)equals to B.A WBA is not equal to B.2.约数表示法列表含义英语表达例句大于某数more thanHe has lived here for more than twenty years.overshe is over fifty.or moreTherere thirty people or more in the meeting-room.
6、小于某数less thanI have less than (not more than )fifty dollars.underChildren 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.大约（某数）nearlyShe is nearly fifty now.almostIts almost three oclock.up toUp to
7、 ten men can sleep in this tent.orHe spent four or five days 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.本卷第2页（共7页） 山东世纪金榜书业有限公司more or less The container can hold more or less twenty pound
8、s of water.around/round Lets make it round/around eight oclock.3. 不定数量词“多”的表示法列表被修饰名词的数英语表达汉译修饰可数名词 dozens of 几十、许多scores of许多many, a good(great) many, many a (饰单数可数名词) 许多、大量hundreds of数以百计thousands of ,thousands upon thousands of成千上万millions of数百万billions of亿万much , a great (good)deal of , 修饰不可数名词许
9、多、大量a large amount of ,large amounts ofa lot of /lots of ,plenty of, a large quantity of ,修饰可数名词或不可数名词 许多、大量large quantities of练习、数词1. Two _died of cold last winter.B. hundred old peopleD. hundred old peoplesA. hundreds old peopleC. hundreds old peoples2. He was only in_ at the time.A. his 20sB. the
10、 20sC. his twentiesD. the twenties本卷第4页（共7页） 山东世纪金榜书业有限公司C. the 1870sD. the 1870C. the fourthD. a fourthC. the firstD. the one3. The two great men wrote those letters in_ .A. 1870sB. 1879s4. I wonder if I can ask him_ time.A. fourB. fourth5. He came out_ in the track events.A. firstB. one6. It was i
11、n 1939 that _broke out.D. World War IIA. World War Second B. the World War Second C. Second World War7. Youll 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 halvesB. in halfC. into halves D. into half9. The
12、 earth is nearly_ the moon.A. 50 time the size of B. 50 times the 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 inB. are to hand outC. are handing inD. is to hand out11. _of the population here
13、 are peasants.A. 20 percentsB. 20 percentC. the 20 percentD. the 20 percents12. Its about_ , the thickness of a human hair.A. two-fifteenthB. two-fifteenths C. two fifteenD. two fifteens13. The price of such material was reduced_ .A. by 18 percentB. to 18 percent C. at 18 percentD. for 18 percent14.
14、 South of the equator, 81 percent of the surface of the earth_ water.A. isB. areC. wasD. were15. They sold _boxes of such sweets last week.A. four dozenB. four dozensC. four dozens ofD. four dozen of16. It took me _ days to finish drawing a beautiful horse.A. a half dozenB. half a dozenC. haft dozen
15、sD. half dozen17. _people were sent there to help fight against the flood.D. Three scoresA. Three scores of B. Three score of C. Three score18. Dont leave you work,_ .A. done halfB. half doneC. a half doneD. done a half19. Nobody can do two things well _ .A. at one timeB. at onceC. one timeD. once20
16、. He has_ books in his study.A. several thousandsB. 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 ofC. hundreds millions ofD. millions hundreds of22. He has lived at_ for 30 ye
17、ars.A. No. 101 Heping Street B. 101 Heping Street C. Heping Street 101 D. Heping street No. 10123. You can find him in_ .A. Room 201B.201 RoomC. the Room 20D. the 201 Room24. Its_ walk from here to my school.A. two - hoursB. two hoursC. two - hourD. a two - hour25. It was in_ when he was already in
18、_ that he went to Yanan.A. the 1940s, the 40s B. the 1940s, his forties C. 1940s, his forties D. the 1940s, his 40s26. He went to the market and bought _eggs and some meat.A. three dozen ofB. three dozenC. three dozensD. three dozens of27.Shortly after the accident two _police were sent to the spot
19、to keep order.A. dozen ofB. dozensC. dozenD. dozens of28 .Mr Smith _me to buy several _eggs for the dinner.A. asked, dozen B. suggested, dozens of C. had, dozen D. persuaded, dozens of29 .of the land in that district _covered with trees and grass.A. Two fifth, is B. Two fifth, are C. Two fifths , is
20、 D. Two fifths, are30 .Two _died of cold last winter.A. hundreds old peopleB. hundred old peopleC. hundred old peoplesD. hundred old peoples31.It is not rare in _that people in fifties are going to university for further education.A.90s,theB. the 90s, /C.90s, their D. the 90s, their32.-Have you seen
21、 many sheep in the distance ?-Yes, _.A. thousand of themB. two thousands of themC. two thousand of themD. two thousand them数词1 B2 . C 表示 几十 的数字的复数与所有格代词一起来用以表示人的年龄，本句为二十多岁 。3 . C定冠词the”和数的复数形式在一起表示年代。4 D 序数词前面加不定冠词表示又一次（ 已经四次了 ）5 A 这里 first 有人说起副词作用，可以看成表语，也可以看做一种 取得第一名 的习惯用法。6 D 序数词和名词共同构成的专有名词还可以是
22、thc Second World War 的形式。本卷第5页（共7页） _ 山东世纪金榜书业有限公司7 C 只有 C 项为正确的表达方式，或者也可以写成one or two days 再如： one hour and a half 或 one and a half hours 8 . B in half表示分成一样大小的两半 。也可以说cutin two9 B 再如 twice the height（depth ， width ， weight ， etc ）of10 . D eitheror连接主语用就近原则。be to hand out the prizes意为要颁发奖品。11 .答案为B
23、o百分比作修饰语，前面不加冠词且不能加复数。12答案为 B 。分数做定语，分子用基数词，分母为序数词，当分子大于 1 时，分母用复数，本题中，其 它表达方式均不正确。13 .答案为Ao表增加或减少的数量的百分比，用by+百分数表示。14 答案为 A 。 不可数的名词的百分比用单数； 可数名词的百分比则用复数。 C 项时态不对， 另如： 90 percentof the population here are peasents. 这个句子中 population 的意思是 people.15 .答案为A。dozen与数词或many, several等词连用时复数一般不加s,故B、C两项不选。此外
24、，dozen与数词连用做定语，一般也不加of.当然也有例外：Place them in dozens on the table, dozens表数量很多。Two dozen of these are wanted dozen 后面有 of 因为有限定词these，the 等。Dozens of people were here dozensof 也表示很多 。16答案为 B。 半打的表达方式一定要用 hall a dozen 。17.答案为Bo score做定语修饰名词用a（three）score of,而不用复数形式；常用scores of为其复数形式，意为 大量 ，但有： three sc
25、ore and ten， a score or more18答案为 B。 hall 起副词作用，修饰过去分词 done ，因为这个过去分词表状态，故half 应在 done前。再如：well done , well known ,不用a half修饰done,故不选 C、B两项。19 B 意为 同时 ，不是立刻 。20 B21 A 如：tens of thousands of（小数在前，大数在后 ）thousands and thonsands of（两数一样大）。22 B居住的门牌号用介词at+号数+街道名。23 A24答案为 D 。 walk 作为名词，常与不定冠词连用。注意：在表数量的合
26、成词中，名词部分为单数，如：a two-year-old boy 25 .答案为B。在20世纪40年代，必须有定冠词the.此外，年代后要加s或s。”他已经40多岁了” 要用 in his forties 。26 .答案为Bo dozen与数词或多或少 several, many连用时，复数不加 s。dozens of表示数量很多，在修饰有 these， the 等词限定的名词时，可用 dozen of 的形式。如： three dozen of these eggs.本卷第 6页（共7页） _ 山东世纪金榜书业有限公司27 .C 28.A 29.C 30.B 31.D 32.C本卷第8页（共7页） _ 山东世纪金榜书业有限公司