人教新课标高中英语选修七Unit4Sharing同步练习含解析

Unit4SharingⅠ.单项填空[来源:学§科§网]1．Warm­bloodedanimalshavetheabilityto________bodyheatexactlytomaintaintheiridealtemperaturedespitechangingweather.A．respondB．attachC．adjustD．expose2．Yournationalityisnot________whenchoosingacareer，butyourabilitytospeakthelanguageis.A．relativeB．responsibleC．relevantD．practical3．TV­turn­offweek，________millionsofpeoplearoundtheworldparticipateeveryyear，triestoencouragepeopletoturnonlife.A．inwhichB．onwhichC．whichD．when4．WithChina________intheworldtrademorefrequently，theworldeconomyisdevelopingmorerapidlyandsteadily.A．participatingB．toparticipate[来源:学|科|网Z|X|X|K]C．participatedD．beingparticipated5．—Idon'treallylikeJames.Whydidyouinvitehim?—Don'tworry.He________come.Hesaidhewasn'tcertainwhathisplanswere.A．mustnotB．neednotC．wouldnotD．mightnot6．Ifyou________amistakeinreviewingthereport，pleasebringittomyattention.A．comealongB．comeacrossC．comearoundD．comeabout7．Ronny'ssteps________，andtherewasamomentofabsolutesilence.A．dieddownB．diedawayC．diedoffD．diedout8．Thenewsgaveusafalsesenseof________sothatwefailedtoseethedangerwascoming.A．securityB．authorityC．responsibilityD．variety9．Youcan'tseewellthroughatelescopeunlessitis________correctlytoyoursight.A.accustomedB.adjustedC.admittedD.adopted10．—Don'tyouknowyourcomputerhasbeeninfectedwithviruses?—Really?Nowonderithasn't________aswellasbefore.A．appearedB．operatedC．managedD．controlled11．Leavehimalone.Heis________himselftothepreparationsforthecomingexam.A．adjustingB．applyingC．losingD．engaging12．Clinicalevidencebeganto________，suggestingthatthenewdrugshadawiderrangeofusefulactivitiesthanhadbeenpredictedfromexperimentsinanimals.A．operateB．strengthenC．approveD．accumulate13．Thecourseisamustforallthose________mothertongueisnotEnglish.A．whoseB．whoC．thatD．which14．—WhereweretheBlacksthen?[来源:学.科.网Z.X.X.K]—Theygotcaughtinatrafficjam；otherwise________．A．theywouldbehereB．theyhavebeenhereC．theyhadbeenhereD．theywouldhavebeenhere15．Itisoftensaidthatthejoyoftravelingis________inarrivingatyourdestination________inthejourneyitself.A．/；butB．/；or[来源:学|科|网]C．not；orD．not；butⅡ.阅读理解Startingthedayonaneggcouldkeepyourbloodpressure(血压)undercontrol，researchsuggests.Scientistshaveshownthateggsproduceproteinswithafunctionsimilartothatofpowerfulbloodpressure­loweringdrugs.Theresearch，fromtheUniversityofAlbertainCanada，showedthatwheneggscomeincontactwithstomachenzymes(酶)theyproduceaproteinthatactsinthesamewayasACE_inhibitors，butmoreworkisneededtoshowtheeffectsoutsidealabandinthehumanbody.Earlierthismonth，Britishresearchersdeclaredthat，contrarytopopularbeliefs，itishealthytogotoworkonanegg.Theyconcludedthatthetypeofcholesterol(胆固醇)foundineggshaslittleeffectonincreasingheartdiseaserisks.ResearcherProfessorBruceGriffin，fromtheUniversityofSurrey，said,“Thewrongbeliefslinkingegg­eatingtohighbloodcholesterolandheartdiseasemustbecorrected.Theamountoffatinourdiethasaneffectonbloodcholesterolthatisseveraltimesgreaterthantherelativelysmallamountsofcholesterolfoundineggs.TheUKpublicdonotneedtobelimitingthenumberofeggstheyeat.Theycanbeencouragedtoincludetheminahealthydietastheyareoneofnature'smostnutritiousfoods.”TheBritishHeartFoundationdroppeditsthree­egg­a­weeklimitin2005.However，almosthalfofBritonsbelievethelimitstillapplies.16．Fromthetextweknowthat“ACEinhibitors”are________．A．akindofmedicineB．akindofproteinC．akindofillness[来源:学科网]D．akindoffood17．AccordingtowhatProfessorBrucesaid，eggs________．A．arethemostnutritiousfoodB．havenoeffectonbloodcholesterolC．canbeincludedinahealthydietD．areforbiddentobeeatenintheUK18．Wecaninferfromthetextthat________．A．drugstolowerbloodpressurewillbereplacedbyeatingeggsB．stomachenzymesmixedwitheggscancureheartdiseasesC．mostBritonsagreethethree­egg­a­weeklimitshouldbedroppedD．about50%ofBritonsthinkeatinganeggadayisbadfortheirhealth19．Thetextismeant________．A．tointroducescientificfindingsabouteggsB．tointroduceamedicinemadefromeggs[来源:学#科#网]C．totellpeoplehowtolowertheirbloodpressureD．toadvisepeopletoeatasmanyeggsaspossibleⅢ.阅读表达阅读下面短文并回答问题。[1]Manypeoplecomplainabouttheirworkdaybyday,however,wehavesomesuggestionsforyou.Justkeepalltheseinmind,andyouaresuretofeelhappierthanbefore.[2]☆PeopleNeedYou.There'salwayssomeonewhoreliesonyou,nomatterwhattypeofworkyoudo.Thepublicrelyonthetoiletcleanerstokeepthetoiletsfresh.Thepublicrelyonthetrash­mentoremovetheirunwantedgarbage.Sorecognizethattherearealwaysthosewhoneedyoutodoagoodjob.Pleasedon'tletthemdown.[3]☆PlanOutYourDay.Often,we'llfindadaydisappearsasquicklyasitarrivesbecausewegetboggeddownwithminorchoresandemergenciesthatkeepappearing.Theseminorfiresmeanwedon'tgettotacklethemuchbiggerfires,whichwouldgiveusalotmoresatisfaction.[4]What'sthebestwaytodealwiththis?Planoutyourday.Attheendofyourshift,decidewhat“majorfires”needputtingouttomorrow.Planoutwhenyou'lltacklethesemajorissues,andthensticktothatplannomatterwhatlittleembersmaypopup.[5]☆Dosomethingdifferent.Consistencyisagoodthingtohaveatwork.Butwhatisn'tgoodtohaveisthesameroutine,dayafterday.Itdragsyoudown,itmakesyoutiredearlyintheday,anditkillsanymotivationyouhaveforthejob.[