1Unit4GlobalwarmingⅠ.单项填空1.Workgetsdone________whenpeopledoittogether,andtherewardsarehighertoo.A.easilyB.veryeasyC.moreeasilyD.easier2.Wemusttakeallpossiblemeasures________toimproveworkingconditions.A.tendB.tendingC.tendedD.beingtended3.Theeducationof________younghasbecome________hotandserioustopicinthepresentsociety.A.the;/B.a;theC./;theD.the;a4.Sheaswellasthetwoguides________theideaofclimbingthemountaininsuchbadweather.A.opposedtoB.objectedtoC.areopposedtoD.approved5.—Whatisthecostofyourshirtshere,sir?—Itdependsonwhichfashionyouwanttobuy,andtheprices________from100dollarsto500dollars.A.increaseB.rangeC.reachD.different6.—Say,Jane,willyoucomewithmetothegameFriday?—________,Bob,butIpromisedMaryI’dgowithher.A.MypleasureB.ThanksC.TakeiteasyD.Forgetit7.________,Americanfirmsremainthemostproductiveintheworld.A.InaverageB.WithaverageC.OnaverageD.Byaverage8.Weadvocatethateveryone________somemoneytothefloodstrickenarea.A.donatesB.todonateC.isdonateD.donate9.Howdidit________thathumansspeaksomanydifferentlanguages?A.comeaboutB.comeoutC.comeacrossD.comeup10.Ireallydon’tknowhowyou________thegreatnoisehere!It’sbadforyourhealth.A.keepupwithB.catchupwithC.comeupwithD.putupwith11.Howmanypeoplehave________forthebookwhenitisprinted?A.boughtB.subscribedC.takenD.booked12.Largequantitiesofsolidfuel________consumedeverydayandtoomuchcarbondioxideissentintotheair,whichinturn________thegoingupoftemperature.2A.is;resultsinB.are;resultsinC.is;leadstoD.are;resultsfrom13.—Haveyougotanyideaforthesummervacation?—Idon’tmindwherewego________there’ssun,seaandbeach.A.asifB.aslongasC.nowthatD.inorderthat14.—Iheardyourjourneywasnotverypleasant.—Butforthesuddenrainwe________awonderfultime.A.willhaveB.shouldhavehadC.shouldhaveD.had15.Itwasonthefarm________hespenthischildhood________helearnedhowtogrowvegetables.A.where;thatB.which;whenC.that;thatD.which;whichⅡ.完形填空ThePecanThiefWhenIwassixyearsold,Iwasvisitingmygrandfather’sfarminKansas.Grandpahadsentmeintothe__16__togatherpecansforustoenjoylater.Pecanpickingwasreally__17__workandmylittlebasketwasonlyhalffull.Iwasn’taboutto__18__Grandpadown.Justthensomethingcaughtmy__19__.Alargebrownsquirrelwasafewfeetaway.Iwatchedashepickedupapecan,hurriedtoatreeand__20__inalargeholeinthetrunk.Amomentlaterthesquirrel__21__outandclimbeddowntothegroundtopickupanothernut.Onceagain,hetookthepecanbacktohishidingplace.Notso__22__anymore,Ithought.Idashedovertothetreeandlookedintothehole.Itwas__23__withpecans!Goldenpecanswererighttherefortaking.Thiswasmy__24__.Handfulbyhandful,Iscoopedallofthosepecansintomybasket.Nowitwasfull!Iwasso__25__ofmyself.Icouldn’twaittoshowGrandpaallthepecans.__26__,Iranbackandshouted,“Lookatallthepecans!”Helookedintothebasketandsaid,“Well,well,howdidyoufindsomany?”ItoldhimhowI’d__27__thesquirrelandtakenthepecansfromhishidingplace.GrandpacongratulatedmeonhowsmartI’dbeeninobservingthesquirrelandhishabits.Thenhedidsomethingthat__28__me.Hehandedthebasketbacktomeandputhisarmgently__29__myshoulders.“Thatsquirrelworkedveryhardtogatherhiswinter__30__offood,”hesaid.“Nowthatallofhispecansaregone,don’tyouthinkthatlittlesquirrelwill__31__thecoldwinter?”“Ididn’tthinkaboutthat,”Isaid.“Iknow,”Grandpasaid.“Butagoodmanshouldnevertake__32__ofsomeoneelse’s3hardwork.”SuddenlyIfeltabit__33__.Theimageofthestarvingsquirrelwouldn’t__34__mymind.TherewasonlyonethingIcoulddo.Icarriedthebasketbacktothetreeandpouredallthenutsintothehole.Ididn’teatanypecansthatnight,butIhadsomethingmuchmorefilling—the__35__ofknowingIhaddonejusttherightthing.16.A.roomsB.woodsC.holesD.roads17.A.hardB.dirtyC.lightD.easy18.A.letB.settleC.haveD.keep19.A.sweaterB.basketC.eyeD.hand20.A.joinedB.livedC.discoveredD.disappeared21.A.jumpedB.heldC.stoodD.found22.A.strangeB.secretC.anxiousD.patient23.A.coveredB.filledC.rebuiltD.decorated24.A.timeB.choiceC.chanceD.achievement25.A.afraidB.ashamedC.carefulD.proud26.A.OtherwiseB.HoweverC.BesidesD.Therefore27.A.drivenB.followedC.protectedD.caught28.A.annoyedB.satisfiedC.surprisedD.delighted29.A.offB.besideC.overD.around30.A.supplyB.costC.supportD.preparation31.A.escapeB.spendC.surviveD.flee32.A.placeB.noticeC.advantageD.charge33.A.guiltyB.unconfidentC.embarrassedD.nervous34.A.openB.leaveC.crossD.occupy35.A.inspirationB.expectationC.impressionD.satisfactionⅢ.阅读理解Atentcanbeoneofthemorecostlyitemsonyourcampingequipmentshoppinglist.Itisdefinitelysomethingthatyouneedtoconsidercarefully.Byseeingatentforrealyouwillbeabletogetabetterimpressionofitssizeandconstructioninthetraditionalshop.However,thedownsideisthat,unlessyouareexperienced,youmaymissoutsomeofthedetailsthatthemanufacturer’spromotionalmaterialmakesclear.Cheaptentsoftenlooksimilartothequalitymodelstheyaremimicking(模仿),butyoucanbesurethattheyuseinferior(次的)materialsandprobablyhavelowerdesignstandards.Shopstaffareoftencampersthemselves.Thatmeanstheyusuallycangivelotsofadvice.Ifa4shopassistantagreeswithyourownconclusions,thatwillbegreat;iftheytrytochangeyourdecisionwithaclearandreasonableargument,thenthatwillbeworthconsidering;iftheyjusttrytobamboozle(欺骗),o