初中学生科普英语竞赛-模拟题1

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1、初中学生科普英语竞赛（请把你选中的答案A、B、C或D做在答题卡或答题纸的规定位置上。）PARTIScienceKnowledge(15分)Directions:Thereisonlyonecorrectanswer.MarkthecorrespondingletterontheAnswerSheet.1.Whentheantsarefirsthatched,theyareverysmalland_____.A.hopelessB.uselessC.helplessD.legless2.Thatnewexperimentbuilding_____anareaof5000square

2、meters.A.includesB.holdsC.takesD.covers3.Peopleshouldget_____ofsleepastheyneedtofeelrested.A.asmanyhoursB.asmuchhoursC.somuchhourD.somanyhour4.Thephenomenonofluckisnotalldowntochance,butisaffectedbyaperson’s_____disposition.A.generalB.gentleC.generousD.giant5.Theageoffossilscanbefoundbyaproce

3、ss_____carbondating.A.beingcalledB.calledC.callingD.tocall6.Suddenlythebatteryonyourmobilephonehas_____,youcan’tmakeanycallforhelp.A.rundownB.runafterC.runoffD.runout7.Whenaplantoranimaldies,thecarbon14inthecellsbeginsto_____.A.breakinB.breakthroughC.breakupD.breakdown8.Thereisnoproofthat____

4、_sleepwill_____life.A.short…lengthB.shorten…lengthC.shortened…lengthenD.shortening…lengthen9.Theprojectteambelievessuchcomputerwould_____inteachingandlearning.A.playamajorfunctionB.performamainfunctionC.playamajorroleD.displayamainrole91.Onceaheartdiseasehasseriouslyweakenedapatient’sheart,he

5、art_____canbeperformedtosavehislife.A.transplantsB.transportationC.translationsD.transforms2.Whenreaderswereasked_____animalsshouldbeusedformedicalresearch,nearly80percentsaidyes.A.whichB.whatC.whereD.whether3.Feelingsofpain_____whensignalsfromnerveendingsintheskinaresenttothebrain.A.recordB.

6、resourceC.resultD.rescue4.Thescientistperformedhisexperimentoverandoveragain,______tillmidnight.A.workedB.workingC.toworkD.havetowork5.Fourteenboysintheclassshavedtheirheadsafterlearningthattheirfriendwouldlosehishairafterreceivingdrug_____forcancer.A.tradesB.treatmentsC.treasuresD.tracks6.Th

7、egovernmentpassedthelawstoprotecttheplantsandanimalsonthe_____specieslist.A.endangeredB.dangerousC.endangeringD.dangerPARTIIGrammar&Vocabulary(15分)Directions:Thereisonlyonecorrectanswerforeachsentence.MarkthecorrespondingletterontheAnswerShee