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1、四、完形填空1、Thepopulationproblemmaybethe___1___oneoftheworldtoday.Theworld’spopulationisgrowing___2__.Twothousandyearsago,therewereonly250millionpeople___3___theearth.Fourhundredyearsago,thenumberwas__4__500million.Butatthebeginningofthe__5__century,theworld’spopulationwas
2、about1700million.In1970,thisnumberwas3600million.In1990,thenumberwasfivebillion.A__6__reportsaysthattheworldpopulationwill__7__sixbillionbytheendofthe20thcentury.Thisisjustten__8__afterit__9__fivebillion.Peoplesaythatbytheyear2010,__10__maybesevenbillion.答案：CABDCBBDCD2
3、、Youmaythinkthereisonlysandinthedesertoftheworld,butitisnottrue.Inthedesert,asweknow,thereisalittle__1__anditisnot__2__formostplants.Stillwecanseesomeplantsliveinthedesert.Thereis__3__insomeplacesinthedeserts.Wecalltheseplacesoases(绿洲).Inthoases,therearevillagesandtown
4、s.Peoplegrowallkindsofvegetablesandriceinthefieldsthere.People__4__liveoutsidetheoases.Theyhavecamels,sheepandotheranimals.Theseanimalslive__5__thedesertplantsfortheirfoodanddonotneedanywater.Theanimalsareusefultothedesertpeopleinmanyways.Theyeatthe__6__anddrinkthemilk
5、ofanimals.They__7__thecamelsforcarryingwater,foodandsomethingelse.Thepeopleofthedeserthavetokeep__8__fromplacetoplace.Theymustalwayslook__9__grassordesertplantsfortheiranimals.Whenthereisnomorefoodfortheiranimals,theymovetoanotherplace.Thedesertpeopleare__10__.Everyone
6、inthedesertlikestohelpthepeopleintroubleandgivethemfoodandwater.答案：ADBAABDCBC3、Someonesays,”Timeismoney,”butIthinktimeis__1__importantthanmoney.Why?Becausewhenmoneyisspent,wecangetitback.Howevere,whentimeis__2__,it’llnever__3__.Thatis__4__wemustnotwastetime.Itgoeswitho
7、utsayingthatthe__5__isusuallylimited.Everasecondisveryimportant.Weshouldmakefulluseofourtimeto__6__useful.Butitisapitythattherearealotofpeoplewhodonotknowtheimportanceofthetime.Theyspenttheirlimitedtimesmoking,drinkingand__7__.Theydonotknowthatwastingtimemeanswastingpa
8、rtoftheirown__8__.Inaword,weshouldsavetime.Weshouldn’t__9__today’sworkfortomorrow.Rememberwehavenotimeto__10__.答案：DCA
