科普说明篇滚动组合训练（一）(时间：30分钟)3Ⅰ.完形填空。TreesintheAmazonrainforest(雨林)areshowingscientiststhepastsothescientistscanlearnwhatwillhappeninthefuture.Haveyou1treerings?Sometreescreateringseveryyear2theygrow.Theseringscanbe3intreetrunks(树干)whenthetreesarecutdown.Atree’s4cantellushowoldthetreeis,butUKscientistshave5awayoflearningabouttheclimateoftherainforestinthepastfromthetreerings.GrowingintheAmazonrainforest,sometreesonlyhaveshortroots.Itmeansthatthetreesdependonrainwater,6thewaterthatisnaturallydeeperunderground.Sotheringsofthetreetrunkshelpscientistsunderstandtherainfall(降雨量),7theclimateoftheAmazonrainforestoverthelast100years.Whatscientistswanttoknow,however,ishowtherainforestwillbe8bytheworld’srisingtemperatures.Willitbecomewetterordrier?TheAmazonrainforestis9the“lungsoftheearth”forthetreestheretakeinalotofcarbondioxide(CO2)andproduceoxygeneveryday.Awarmingworldcouldhaveaverybadinfluenceontheimportantforest.But10moreinformationaboutthepast,scientistshopetoknowwhatoneofthemostimportantrainforestsinheworldwillbelikeinthefuture.()1.A.heardaboutB.paidforC.lookedafterD.agreedwith()2.A.sinceB.asC.althoughD.after()3.A.heardB.drawnC.producedD.seen()4.A.ringsB.leavesC.fruitsD.roots()5.A.changedB.forgottenC.discoveredD.imagined()6.A.ratherthanB.asforC.becauseofD.thanksto()7.A.yetB.everC.evenD.still()8.A.destroyedB.rememberedC.expectedD.influenced()9.A.badforB.knownasC.angrywithD.differentfrom()10.A.exceptB.includingC.withD.likeⅡ.阅读理解。ARadio,telephoneandtelevisionarewidelyusedintheworld.Whenyouswitchontheradio,youcanlisten.Butwhenyouusetelephone,notonlycanyoulistentoothersbutalsoyoucanchatwiththem;however,youcannotseeanythingatall.Televisionismuchbetterthanbothofthem.PeoplecanwatchTVandlistentoit,buttheycannottakepartinwhattheysee.Today,somepeopleareusinganewtypeoftelephonecalledvisionphone.Withittwopeoplewhoaretalkingcanseeeachother.Visionphonescanbeofgreatusewhenyouhavesomethingtoshowthepersonwhomyouarecalling.Itmayalsohaveotherusesinthefuture.Somedayyoumaybeabletocallupalibraryandasktoreadabookrightoveryourvisionphone.Youmaybeabletodotheshoppingthroughit,too.Perhapsinthenearfuture,visionphonewillcomeintowideuseinoureverydaylife.()11.Accordingtothepassage,wecanguessthatthe_____wasinventedlast.A.radioB.televisionC.telephoneD.visionphone()12.Maybethevisionphonecantaketheplaceof_______someday.A.theradioB.thetelephoneC.thetelevisionD.alltheabove()13.Throughavisionphonewecan__________.A.takemedicineB.orderwhatweneedC.travelaroundtheworldD.tryonclothes()14.Inthefuture,youcanuseavisionphoneto3\n________.A.readabookinthelibraryB.askalibrariantoreadabookforyouC.askalibrariantobringyouabookD.askalibrariantodosomeshoppingforyou()15.Whichofthefollowingisnotcorrect?A.Visionphoneismoreadvancedthanradio,telephoneortelevision.B.Peoplewillusevisionphoneinthefuturemorethannow.C.Visionphonewillbehelpfulinpeople’sdailylife.D.Itisimpossibletodoshoppingthroughvisionphone.BInancientChinesestories,themoonishometoChang’eandherpetrabbitYutu.Now,Chang’eandYutuarereallythere.OnDec.2,2022,theChang’e-3lunarprobe(月球探测器)tookoff.OnDec.14,2022,itlandedsuccessfullyonthemoon.Severalhourslater,Yutu,China’sfirstmoonrover(月球车),“walked”outoftheprobeandontothemoon.Yutuisabigrobotthatweighs140kg.Itisabout1.5meterslongand1.1meterstall.Ithassixwheelsandtravelsat200metersperhour.TherearecamerasonbothYutuandChang’e-3.Theycantakepicturesofeachother.That’showYutugotitsfirstpictureonthemoon.YutuandChang’e-3willexplore(探索）themoon.Yutucanwalkaroundandworkforthreemonths.Itcanlookfornaturalresources(资源）onthemoon.Chang’e-3canworkatthelandingsiteforoneyearanditcanwatchthespacefromthemoon.Theybothgetenergyfromthesun.Sothey“getup”toworkwhenthesunrises,and“gotosleep”atnight.Chinaisnowthethirdcountryintheworldtosoft-landonthemoonaftertheUSandtheformerSovietUnion.Also,ChinaisplanningtosenditsChang’e-5lunarprobearound2022.TheprobewillflybacktotheEarthandbringnaturalresourcesfromthemoon.WhenwillChinaflyahumantothemoon?There’snoplanyet.Butthedoorisnowopen.()16.TheChang’e-3lunarprobewassentintospaceto________.A.landonMarsB.explorethemoonC.buildaspacestationD.carrytheastronautsintospace()17.Accordingtothepassage,Yutucan_______.A.flyaroundinspaceB.lookfornaturalresourcesC.watchthespacefromthemoonD.bringnaturalresourcestotheEarth()18.Yutucanworkonthemoonfor___________.A.sixyearsB.oneyearC.threemonthsD.twoweeks()19.Howmanycountrieshavesoft-landedonthemoon?A.Seven.B.Five.C.Four.D.Three.()20.WhichofthefollowingisNOTtrueaccordingtothepassage?A.Yutuisabigrobotwithsixwheels.B.YutuandChang’e-3workdayandnight.C.YutuandChang’e-3cantakephotosofeachother.D.TheChang’e-5lunarprobewon’tcarryahumantothemoon.Ⅲ.任务型阅读。Haveyouconsideredusingplantswhenyouwanttomakeyourroomsmorebeautiful?Indoor(室内的)plantsaregreatforaddinginteresttoaroomandareespeciallyhelpfulwhenusedfordecorating(装饰)smallrooms.Theseplantscanbeeitherlivingorartificial(人造的).Youcanchooseeitherofthem.Ifyouchoosetodecorateyourhousewithlivingplants,thenyoushouldknowthatyouhavetotakecareoftheplants.Livingplantswillneedwatering.Youshouldkeepthematproperroomtemperatureortheymaydie.Clearingoutthedeadplantswillcostyoutimeandmoney.Pleasetakegoodcareofthelivingplants.Ifyouareapersonthatisverybusyandyet3\nwantplantstomakeyourworkplacebrighter,thenyoucanchoosetodecorateitwithsilkplants.Theseplantsaremadeofsoftsilk.Theylooklikerealplantswhethertheyareinahangingbasketorsittingonadeskinyourworkplace.Silkplantsneedlittlecare.Butyoushouldoftencleanthemsotheywon’tlookdirty.阅读短文，回答下面的问题。21.Whatshouldyoudoifyouchoosetouselivingplants?__________________________________________________22.Whatwillhappentotheplantsiftheroomtemperatureisn’tproper?__________________________________________________23.Whataresilkplants?__________________________________________________24.Whyshouldyouoftencleanthesilkplants?__________________________________________________25.Whatisthepassagemainlyabout?__________________________________________________3参考答案：组合训练（一）Ⅰ.1—5ABDAC6—10ACDBCⅡ.11—15DBBAD16—20BBCDBⅢ.21.Weshouldtakegoodcareofthem.22.Theymaydie.23.Plantsthataremadeofsoftsilk.24.Tomakethemlookclean.25.Twokindsofplantstomakeourroomsmorebeautiful.3
