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1、數(shù)詞考點一：基數(shù)詞和序數(shù)詞的寫法【經(jīng)典練習】A．單項選擇。1.—Howlongisthenewbridge?Doyouknow,Jack?—Yes.It’sabout_______long.A.onethousandonehundredandeightmetresB.onethousandandonehundredfiftymetresC.twothousandsonehundredfortymetresD.twothousandsseventyandthreemetres2.Thereare______daysinayearanddaysinaweek.A.three
2、hundredandsixty-five;seventhB.threehundredsixtyfive;sevenC.threehundredsixty-five;seventhD.threehundredandsixty-five;sevenB．根據(jù)句意，用括號中所給單詞的正確形式填空。3.Decemberisthe_______(twelve)monthoftheyear.4.Ourclassroomisonthe_______(five)floorofthegreenbuilding.5.WhatpresentshallwegiveGrandmaforher___
3、______(ninety)birthday?6.His_______(one)nameisMike.ButIdon’tknowhisfamilyname.7.Thoughhehadfailedtwice,hewantedtotrya_______(three)time.twelfthfifthninetiethfirstthird【考點點撥】◆基數(shù)詞個位與十位之間要加連字符，百位與十位（若無十位則與個位）之間常加and。◆序數(shù)詞first,second,third為特殊形式；一般規(guī)律是在基數(shù)詞詞尾加-th，但fifth,eighth,ninth,twelfth應(yīng)特別注
4、意；整十的序數(shù)詞要把y變?yōu)閕e再加-th，如：twenty→twentieth,thirty→thirtieth等；超過20的非整十數(shù)，需將個位變?yōu)樾驍?shù)詞。考點二：分數(shù)表達法【經(jīng)典練習】單項選擇。Wehavedone______ofthework.We’llfinishitthisweek.A.onethreeB.firstthirdC.onethirdD.firstthree2.______ofthesnowintheyard______cleanedupthismorning.A.Twofifths;wasB.Twofifth;wereC.Twofifth;wasD
5、.Twofifths;were3.About_______ofthebooksinourschoollibraryarewritteninChinese.A.fourfifthB.fourfifthsC.fourthfifthsD.fourthsfifth4.—Whichisthesmallestnumberofthefour?—_______.A.OnefifthB.AhalfC.AquarterD.Onethird5.—Doyouknowwhattwothirdsandfivesixthsis?—Letmesee…it’s_______.A.oneandonesix
6、thB.oneandonethirdC.oneandahalfD.oneandthreefifths【考點點撥】英語中表示分數(shù)時，分子用基數(shù)詞，分母用序數(shù)詞；分子大于1時，分母要在序數(shù)詞后加-s分數(shù)作主語時，謂語動詞的單復(fù)數(shù)取決于分數(shù)后所跟的名詞的數(shù)?？键c三：hundred,thousand,million,billion的用法【經(jīng)典練習】單項選擇。1.Itissaidthatmorethan______peopletookpartinthesportsmeeting.A.twohundredsB.twohundreds’C.twohundred’sD.twohundr
7、ed2.Thecomputerwascheap.Ispentonlytwo______yuanonit.A.thousandsB.thousandC.thousandsofD.thousandof3.Theoldmanleftanestate(遺產(chǎn))of______whenhedied.A.twomilliondollarB.twomillionsdollarsC.twomilliondollarsD.twomillionsdollar4.—Whatdoyouthinkoftheearthquake?—It’sterrible._____
