英语：unit1 great scientists单元同步测试.doc

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1、Unit1Greatscientists单元同步测试I.单项选择1.Theinventionofsteamenginegreatlyspeduptheindustrialrevolution,which_____alottothetake-offoftheworld.A.ledB.contributedC.constructedD.exposed2.Frommypointofview,thetheorythat______bythescientistisnotquitescientific.A.wasrisenB.broughtupC.hadbeen

2、raisedD.wasputforward3.Itisclearthatnousecanbemade______radium_____wedon’tknowclearlythecharacteristicsofit.A.from;ifB.of;unlessC.from;unlessD.of;if4.Wehaveto______everythingquestionindetail______wetakeaction.A.conclude;beforeB.makeanalysisof;whenC.expose;untilD.analyze;before5

3、.Itwillbemanyyears______thedoctorsandmedicalscientistscanfind_____forcancer.A.since;curesB.when;treatmentsC.before;curesD.until;treatments6.Afterseveralyearsofobservation,theresearchgroup______theconclusionthatlanguageacquisitionisfasterwhenstudents______tothesituationwhereitis

4、spoken.A.hascometo;exposeB.havearrivedat;areexposedC.hasconcluded;areexposedD.havereached;expose7.SamplesofbloodfromCholerainfectedpatientshavebeensenttothebloodcenter_______.A.tobecheckedB.tobeexaminedC.totestD.beingtested8.Ithasbeenannouncedbyourprovincialgovernmentthatanothe

5、rtwomedicalteamswillbesentto______theinjuredpeopleinthesevereearthquake.A.jointoB.joininC.takepartinD.attend9.______theaidsfromtheoutside,thepositiveattitudeofthedisaster-strickenpeople_____thekeyroleinthereconstructionoftheirdestroyedtownsandvillages.A.Exceptfor;playsB.Besides

6、;playC.Apartfrom;playsD.Except;play10.Bycarefulobservationandprecisecalculation,NicolausCopernicus_____thatthereisnoonecenterintheuniverseandthesunisthecenterofthesolarsystem.A.believedB.thoughtC.concludedD.imagined11.Throughthoroughinvestigation,Dr.JohnSnowwasfinallyabletoprov

7、ethattheoutbreakofCholera_____people’sdrinkingofpollutedwater.A.wascloselinkedwithB.closelylinkedtoC.wascloseconnectedwithD.wascloselylinkedwith12.Onlywhenpeoplehaveenoughtoeatandplentytowear_______totalkaboutenvironmentalprotection.A.itmakessenseB.doesitmakesenseC.thatitmakess

8、enseD.dotheymakesense13.Thelocalpolicewere______bythei