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用心爱心专心1课时作业(十五)[必修模块5Unit3Scienceandnature][限时：30分钟]Ⅰ.语法填空1．What________iftheearthweretostopturning?A．willhappenB．happensC．happenedD．wouldhappen2．Computersareverypopularnow，butyearsagonoonecouldhaveimaginedtheroleinthesocietythatthey________.A．wereplayingB．weretoplayC．hadplayedD．played3．ChangesmadetotheconstructionlawsinSichuanhavestrengthenedtheprovince’sbuildingsandhighways，________themmoreresistant________quakes.A．making；forB．tomake；forC．made；againstD．making；to4．Idon’twanttobuythedictionary，________，itistooexpensive；________Idon’thaveenoughmoneywithmeatpresent.A．Because；andB．Atfirst；thenC．Ononehand；ontheotherhandD．Onthehand；onotherhand5．________passengerssurvivedinthetrafficaccidentexceptawomanandtwochildren.A．ThemostB．MajorityoftheC．MostofD．Themajorityofthe6．MyEnglishteacherisreallyverykind.I’llneverforgetthe________hehasdoneme.A．favorB．deedC．helpD．value6．Ontheground________，filledwithmoneyinside.A．aredwalletlayB．layaredwalletC．didaredwalletlieD．didliearedwallet7．Ifyouletchallengesanddifficultiesbenefit________depressyou，muchmorecanbeaccomplishedthanyouthoughtpossible.A．morethanB．ratherthanC．lessthanD．otherthan8．________Iadmitthatalltheseproblemsaredifficult，Idon’tagreethattheycannotbesolved.A．UnlessB．WhileC．UntilD．Since用心爱心专心29．Hecanneverthinkofthegreattroublehehad________therobbery.A．tofindoutB．findingoutC．foundoutD．findout10．Shehurriedtoherofficebytaxi，only________thatthekeyhadbeenleftathome.A．findingB．foundC．tofindD．find11．________mademanycontestantsangryis________wascalledthefairplayturnedouttobeunfairatall.A．What；thatwhatB．What；whatC．It；thatD．It；whatthat12．________wedecidedtospendthenightatthefootofthemountain.A．WiththemoonappearedB．ThemoonappearedC．ThemoonbeingappearedD．Asthemoonappeared13．________forthefactthatshegothitbyacarandbrokeherlegonherwaytoschool，shemighthavepassedtheexam.A．Hadn’titbeenB．HaditnotbeenC．WasitnotD．Wereitnot14．—Therailwaystation，please.Ihavetobethereintenminutes.—________，butI’lldomybest.A．NoproblemB．OKC．Ican’tpromiseD．Ican’tdothat15．Trainservicesareusually________andrunregularlyeveryday.A．reliableB．reasonableC．flexibleD．comfortableⅡ.完形填空(一)ColumnistDaveBarrysaysthisabouthisfather:“Mydadwouldtryanythingcarpentry(木匠活),electricalwiring,roofingandsoon.Fromwatchinghim,Ilearnedalessonthatstill__16__tomylifetoday:Nomatterhowdifficultataskmayseem,ifyou’renotafraidtotryit,youcandoit.”Ilearnedfrommyparentsthevalueof“goingforit”.“Nothingventured,nothinglost”isthemottooftoomanyofus.Manypeoplearesoafraidto__17__thattheyneverventure(冒险)beyondthefamiliar.“Bettertobesafethansorry”has__18__toomanypeopleinthecocoon(保护膜)oftheir__19__zones.Adelightful__20__tellsthatCol.RobertJohnsonofSalem,NewJersey,announcedthathewouldtakeapublicrisk.Heletthetownknowthathewould__21__awolfpeachonthestepsofthecountycourthouseatnoononSeptember26,1820.“Whywouldhetakesuchachance？”askedthe__22__people.Scientistsanddoctorshadlongdeclaredthewolfpeachtobe__23__.Ifthewolfpeachwastooripeandwarmedbythesun,theytoldhimhewouldbeexposinghimselftobrainfever.Shouldhesomehow__24__theexperience,theskinofthepeachwouldsticktotheliningofhisstomachandeventuallycausecancer.Nearly2,000people__25__thesquaretoseeCol.Johnsoneatthe用心爱心专心3“poisonous”peach—nowknownasthetomato.Col.Johnsonbelievedhisriskwassmall,butitmustbetakenifthe__26__aboutthepeachweretoberemoved.Whohasaccomplishedanythingworthwhilewithouttakingarisk?Muchlikethetortoise,itmakes__27__onlywhenitsticksitsneckout.16．A.refersB．appliesC．sticksD．leads17．A.failB．winC．succeedD．leave18．A.turnedB．trappedC．forbiddenD．forced19．A.comfortableB．miserableC．surprisingD．unimportant20．A.novelB．messageC．jokeD．story21．A.buyB．sellC．eatD．cut22．A.puzzledB．disappointedC．angryD．happy23．A.deliciousB．smellyC．saltyD．poisonous24．A.enjoyB．surviveC．understandD．know25．A.reachedB．decoratedC．surroundedD．crowded26．A.mythsB．ingredientsC．truthsD．prices27．A.senseB．troubleC．roomD．progressⅢ.阅读简答Evenplantcanrunafever,especiallywhenthey’reunderattackbyinsectsordisease.Butunlikehuman,plantscanhavetheirtemperaturetakenfrom3,000feetawaystraightup.Adecadeago,adoptingtheinfrared(红外线)scanningtechnologydevelopedformilitarypurposesandothersatellites,physicistStephenPaleycameupwithaquickwaytotakethetemperatureofcropstodeterminewhichonesareunderstress.Thegoalwastoletfarmerspreciselytargetpesticide(杀虫剂)sprayingratherthanrainpoisononawholefield,whichinvariablyincludesplantsthatdon’thavepest(害虫)problems.Evenbetter,Paley’sRemoteScanningServicesCompanycoulddetectcropproblemsbeforetheybecamevisibletotheeye.Mountedonaplaneflownat3,000feetatnight,aninfraredscannermeasuredtheheatsentoutbycrops.Thedataweretransformedintoacolor－codedmapshowingwhereplantswererunning“fevers”.Farmerscouldthenspot－spray,using50to70percentlesspesticidethattheyotherwisewould.用心爱心专心4ThebadnewsisthatPaley’scompanycloseddownin1984,afteronlythreeyears.Farmersresistedthenewtechnologyandlong－termbackerswerehardtofind.Butwiththerenewedconcernaboutpesticidesonproduce,andrefinements(改进)ininfraredscanning,Paleyhopestogetbackintooperation.Agricultureexpertshavenodoubt