Passage1Tobeagoodteacher,youneedsomeofthegiftsofagoodactor;youmustbeabletoholdtheattentionandinterestofyourstudents,youmustbe__1__-speaking,withagood,strong,__2__voicewhichisfullyunderyourcontrol;andyoumustbeableto__3__whatyouareteaching,inordertomakeitsmeaningclear.__4__agoodteacher,andyouwillseethathedoesnotsitstillbeforehisclass;he__5__thewholetimeheisteaching;hewalksabout,usinghis__6__,handsandfingerstohelphiminhisexplanations,andhisfacetoexpresshis__7__.Listentohim,andyouwill__8__theloudness,thequalityandthemusicalnoteofhisvoicealways__9__accordingtowhatheistalkingabout.Thefactthatagoodteacherhassomeofthegiftsofagoodactordoesn't__10__thathewillindeedbeabletoactwellonthestage,forthereareveryimportant__11__betweentheteacher'sworkandtheactor's.The__12__hastospeakwordswhichhehaslearntbyheart;hehastorepeatexactlythe__13__wordseachtimeheplaysacertainpart,evenhismovementsandthewaysinwhichheuseshisvoiceareusually__14__beforehand.Whathehastodoistomakeallthesecarefullylearntwordsandactionsseem__15__onthestage.1.A.clearB.slowC.smallD.low2.A.frighteningB.fearingC.excitingD.pleasing3.A.actoutB.talkC.sayD.repeat4.A.ListenB.LookC.WatchD.Learn5.A.standsB.sitsC.liesD.talks6.A.tongueB.wordsC.legsD.arms7.A.attentionB.thanksC.feelingsD.sentences8.A.hearB.seeC.thinkD.guess9.A.makingB.changingC.expressingD.giving10.A.tellB.expressC.showD.mean11.A.thingsB.differencesC.pointsD.jobs12.A.actorB.teacherC.boyD.student13.A.differentB.sameC.aboveD.following14.A.readB.knownC.fixedD.written15.A.naturalB.badC.falseD.clearTheword“plastic”comesfromtheGreekword“Platicos”andisusedtodescribe__1__whichcanbeeasilyshaped.Thehistoryofplasticsislongerthanyoumight__2__.Infact__3__manmadeplasticsevertoappearonthemarketwasmadeoverahundredyearsago.Itwascalled“celluloid(赛璐璐)”.ItwasdiscoveredbybothanEnglishmanandanAmericaninthesameyear.__4__itwastheAmericanswhofirstproduceditonalargescaleduringtheyear1860.Everybodywas__5__bythisnewmaterialwhichcouldbemouldedintoshapesand__6__socheaptobuy.Pooryoungmen__7__incitieswithlotsofsmokeanddirtwere__8__tobuywhitecelluloidcollars.Thecollarswerehardanduncomfortable.Buttheydidnothavetobesenttowash.Thepooryoungmen__9__rubthemcleaneveryeveningwithsoapandwater!Poormothers,__10__hadnotbeenabletoaffordplaythings__11__theirchildren,werenowabletobuythemplaythings__12__ofcelluloid.Butcelluloidhadoneveryseriousfault.Itcaughtfireveryeasily.Infactitburnedevenmorequicklythanwoodorcloth.Thereweremanyterribleaccidents,particularly__13__children.Foryearsscientistsworkedhardtofindabetterplasticmaterialthancelluloid.Theyhad__14__第1页success.Thenin1932anAmericanscientistcalledBaekelandproducedahardplasticmaterialwhichdidnotburn.__15__becameknownasbakelite(酚醛塑料).Otherplasticmaterialslikebakelitewerealsoproduced.Theywereusedtomakeelectricalfittingsandplatesandcups.Poorpeoplelikedthembecausetheywerebothcheapandsafe,butrichpeopledislikedthembecausetheywerecheap,andbecausetheycouldonlybemadeindarkcolours.1.A.somethingB.everythingC.thingD.anything2.A.wishB.thinkC.wantD.hope3.A.firstB.atfirstC.forthefirstD.thefirst4.A.SoB.ButC.AndD.As5.A.surprisedB.excitedC.toldD.frightened6.A.beB.wereC.wasD.is7.A.waitingB.runningC.walkingD.working8.A.goingB.sureC.aboutD.able9.A.couldB.oughttoC.mustD.should10.A.whichB.whoC.whomD.that11.A.forB.likeC.inD.of12.A.doneB.producedC.workedD.made13.A.betweenB....