語法復(fù)習(xí)十八

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1~12無規(guī)律one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve13~19以teen為結(jié)尾thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteen20~90以ty結(jié)尾twenty,thirty,forty,fifty,sixty,seventy,eighty,ninety十位與個(gè)位之間21~99要加連字符“-”twenty-five,sixty-five,ninety-nine101~999百位與十位之間threehundredandtwenty-five（美語中常將and省略）通常用and千以上6275—sixthousandtwohundredandseventy-five；1200—twelvehundred（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1~19 各基數(shù)詞尾加 th20,30~90把y變i后加eth21以后最后一個(gè)數(shù)用序數(shù)多位數(shù)詞，其余用基數(shù)詞

其中七個(gè)例外： first,second,third,fifth,eighth,ninth,twelfth, 其余，如：four—forth,six —sixth,nineteen—nineteenthtwentieth,fortieth,ninetieth21st—twenty-first,110th —onehundredandtenth（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、算式列表示例英語表示法2001．6．30June30,200130June,200130thJune,20017：25seventwenty-fivetwenty-fivepasteven12:54twelvefiftyfoursixtoone9:15ninefifteenaquarterpastnine2:30twothirtyhalfpasttwo21:50twenty-onefifty9:50p.m.第21twenty-first第123onehundredandtwenty-third1ahalf210322twoandtwo-fifths520%20percent20percent第七路公共汽車BusNumberSeven第201房間Room201人民路153號(hào)153RenminRoad4+8=12Fourpluseightistwelve11-7=4Elevenminussevenisfour.6×5=30Sixtimesfiveisthirty.20÷5=4twentydividedbyfiveisfour.A＞BAismorethanB.A＜BAislessthanB.A≈BAisapproximately(近似地,大約)equalstoB.A≠BAisnotequaltoB.2.約數(shù)表示法列表含義英語表達(dá)例句大于某數(shù)morethanHehaslivedhereformorethantwentyyears.oversheisoverfifty.ormoreThere'rethirtypeopleormoreinthemeeting-room.小于某數(shù)lessthanIhavelessthan(notmorethan)fiftydollars.underChildrenundersevenarenotallowedtoenter.belowHewouldnotsellitforbelowahundredfiftydollars.orlessThecoatmightcosthimsixtydollarsorless.大約（某數(shù)）nearlySheisnearlyfiftynow.almostItsalmostthreeo'clock.uptoUptotenmencansleepinthistent.orHespentfourorfivedayswritingthearticle.orsoThedistanceistwentymilesorso.aboutIvisitedthatvillageaboutthreeyearsago.someTheirteamhassomefourorfiveplayers.moreorlessThecontainercanholdmoreorlesstwentypoundsofwater.around/roundLet'smakeitround/aroundeighto'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) 漢譯修飾可數(shù)名詞 dozensof 幾十、許多scoresof 許多many,agood(great)many,manya(飾單數(shù)可數(shù)名詞 )許多、大量hundredsof 數(shù)以百計(jì)104thousandsof,thousandsuponthousandsof成千上萬millionsof數(shù)百萬billionsof億萬much,agreat(good)dealof,許多、大量修飾不可數(shù)名詞alargeamountof,largeamountsofalotof/lotsof,plentyof,alargequantityof,許多、大量修飾可數(shù)名詞或不可數(shù)名詞largequantitiesof練習(xí)、數(shù)詞1.Two__diedofcoldlastwinter.A.hundredsoldpeopleB.hundredoldpeopleC.hundredsoldpeoplesD.hundredoldpeoples2.Hewasonlyin__atthetime.A.his20'sB.the20'sC.histwentiesD.thetwenties3.Thetwogreatmenwrotethoselettersin__.A.1870'sB.1879sC.the1870'sD.the18704.IwonderifIcanaskhim__time.A.fourB.fourthC.thefourthD.afourth5.Hecameout__inthetrackevents.A.firstB.oneC.thefirstD.theone6.Itwasin1939that__brokeout.A.WorldWarSecondB.theWorldWarSecondC.SecondWorldWarD.WorldWarII7.You'llhavetospend__writingyourreporthere.A.onedayortwodaysB.onedayortwoC.adayortwoD.twodaysorone8.Hecutthecake__.A.inhalvesB.inhalfC.intohalvesD.intohalf9.Theearthisnearly__themoon.A.50timethesizeofB.50timesthesizeofC.50timesassizeasD.50timesasthatof10.Eitheryouortheheadmaster__theprizesforthesegiftedstudentsatthemeeting.A.ishandinginB.aretohandoutC.arehandinginD.istohandout11.__ofthepopulationherearepeasants.A.20percentsB.20percentC.the20percentD.the20percents12.It'sabout__,thethicknessofahumanhair.A.two-fifteenthB.two-fifteenthsC.twofifteenD.twofifteens13.Thepriceofsuchmaterialwasreduced__.A.by18percentB.to18percentC.at18percentD.for18percent14.Southoftheequator,81percentofthesurfaceoftheearth__water.A.isB.areC.wasD.were10515.Theysold__boxesofsuchsweetslastweek.A.fourdozenB.fourdozensC.fourdozensofD.fourdozenof16.Ittookme__daystofinishdrawingabeautifulhorse.A.ahalfdozenB.halfadozenC.haftdozensD.halfdozen17.__peopleweresenttheretohelpfightagainsttheflood.A.ThreescoresofB.ThreescoreofC.ThreescoreD.Threescores18.Don'tleaveyouwork,__.A.donehalfB.halfdoneC.ahalfdoneD.doneahalf19.Nobodycandotwothingswell__.A.atonetimeB.atonceC.onetimeD.once20.Hehas__booksinhisstudy.A.severalthousandsB.somethousandsofC.somethousandsD.somethousandof21.OnNationalday__peopletakepartinallkindsofcelebration.A.hundredsofmillionsofB.millionsofhundredofC.hundredsmillionsofD.millionshundredsof22.Hehaslivedat__for30years.A.No.101HepingStreetB.101HepingStreetC.HepingStreet101D.HepingstreetNo.10123.Youcanfindhimin__.A.Room201B.201RoomC.theRoom20D.the201Room24.It's__walkfromheretomyschool.A.two-hoursB.twohoursC.two-hourD.atwo-hour25.Itwasin__whenhewasalreadyin___thathewenttoYan'an.A.the1940s,the40sB.the1940s,hisfortiesC.1940's,hisfortiesD.the1940's,his40s26.Hewenttothemarketandbought__eggsandsomemeat.A.threedozenofB.threedozenC.threedozensD.threedozensof27.Shortlyaftertheaccidenttwo___policeweresenttothespottokeeporder.A.dozenofB.dozensC.dozenD.dozensof(MET9229)28.MrSmith___metobuyseveral__eggsforthedinner.A.asked,dozenB.suggested,