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UnitReviewSaveOurWorldUnit8BuildingYourVocabularyⅠ.Fillintheblankswiththewordsfromthisunit.Thefirstletterisgiven.1.A:Whatdoesr________mean?B:Itmeans“garbage”.2.Pleasetalkslowly.Icannotf________you.3.Smokeandgasp________theair.4.Weshouldvaluetime,notw________it.5.Manystudentsinenvironmentclubstrytomakelessp________.ubbishollowolluteasteollutionⅡ.Fillintheblankswiththecorrectformsofthephrasesinthebox.1.Weshould________thegarbageintheschoolyardandputitintothegarbagebin.2.Thegarbagebagisfull.Howmuchdidyou_____________afterlunch?3.__________70percentoftheearthiscoveredbywater.throwawayturn...offpickupneither...nor...morethanpickupthrowawayMorethan4.Don'tleavethelightson.Please________them________.5.________HebeiProvince________JilinProvinceisinthesouthofChina.throwawayturn...offpickupneither...nor...morethanturnoffNeithernorRewritethesentencesusing“it”.Example：WewenttoBeijing.Weleftat8o'clockandarrivedat12o'clock.→IttookusfourhourstotraveltoBeijing.1.Weshouldfinishtheprojectinanhour.Itishard.GrammarinUseItishardforustofinishtheprojectinanhour.2.Wewillgototheschoolyardtoplay.Itwillbefun.3.Peopleoftenwastepaper.Itisnotright.4.Weshouldprotecttheenvironment.Itisourduty.Itwillbefunforustogototheschoolyardtoplay.Itisnotrightforpeopletowastepaperoften.Itisourdutytoprotecttheenvironment.ListeningandSpeakingⅠ.Listentothepassageandtickthecorrectanswers.1.WherewereLiMing,WangMeiandLiLin?□Theywerebytheriver.□Theywereattheschool.2.Whocollectedthemostgarbage?□LiMing.□WangMei.3.Whatdidtheyfindinthegarbage?□Atoybike.□Atoytruck.√√√LiMing,WangMeiandLiLintookawalkalongtheriver.Theysawalotofgarbage.Theygotthreeplasticbagsandbegantopickuptherubbish.Intheend,LiMingcollectedthemostandWangMeitheleast.ButWangMeiwasveryhappybecauseshefoundatoytruck.Itwasonlyalittlebitbroken.Theyfixeditsoitcouldrunagain.“It’snotrighttowastethings.Alotofthemcanbereused,”LiMingsaid.Ⅱ.Completethefollowingdialogue.Jennyissortingthegarbage.Sheneedssomehelp.Jenny:HiDanny!Comehere.Danny:I'mcoming.What'sthematter?Jenny：________________Danny:Ofcourse.________________Jenny:Iwantyoutohelpmesortthegarbage.Danny:Noproblem.Canyouhelpme?What'swrong?Jenny:I'llputtheseplasticbottlesinthisbag.Andyouputthewastepaperinthatbag.Danny:OK.Jenny:That'sdone.__________________________________________Danny:Withpleasure.Could/Canyouhelpmetakethegarbageout?Ⅰ.Readthepassageandanswerthequestions.DrivinginRubbishDannyhasbeenworkingallafternoon.Firsthefixedthebrokencarhefound.Thenhewashedtheglueoffhishands,faceandlegs.Nowhelooksattheothergarbageforrecycling.“Therearealotofinterestingthingshere,”hesaystohimself.“IthinkI'llmakesomethingoutofthisgarbage!”PuttingItAllTogetherDannyseesaverybigcardboardbox.“Somebodyboughtanewtelevision,”hesays,“andtheythrewoutthisbox.It'ssobigthatIcanfitinsideit!MaybeIcanmakesomethingwiththis.”Helooksforotherthingstouse.Hefindsfivebig,roundpiecesofplastic.Theyarethelidsfromicecreampails.“Iknow,”saysDanny.“Iwillmakeacar.Thiscardboardboxwillbethecar'sbody.Theseicecreamlidswillbethewheels.”Dannygluesfourwheelsontothecardboardbox.“Hmm...Ihaveonemorelid.Iknow!Itwillbethesteeringwheel.Icanholdontoitanddrivethecar.”Dannyfindsmanyotherthingsforthecar.Heusesoldmetalcansfortheheadlightsofthecar.Hefindspiecesofwoodtositon.FinallyDannyphonesJennyandBrian.“Comeovertomyhouse,”hesays.“I'lltakeyouforarideinmynewcar!”1.WhatdoesDannyusethecardboardfor?2.WhatdoesDannyusethelidsoftheicecreampailsfor?3.WhatdoesDannyusefortheheadlightsofthecar?Heusesthecardboardforthecar'sbody.Heusesthelidsoftheicecreampailsforthecar'swheels.Heusesoldmetalcansfortheheadlightsofthecar.Ⅱ.MyCity'sFuture!Doesyourcityhavepollutionproblems?Ifitdoes,thinkaboutwaystoreducepollution.Makeaplanabouthowtosaveyourcity.Ifitdoesn't,thinkabouthowtomakeyourcitymorebeautiful.Writealettertothegovernmentdescribingyourplan.Thereismuchpollutioninmycity.Howcanwereducepollution?First,weshouldtakeourownbagsinsteadofusingplasticbagswhenwegoshopping.Second,weshouldn'tthrowawayrubbishanywhere.Atlast,wehadbettergotoschoolorworkonfootorbybike.Ithinkthesewayscanhelpsaveourcity.Findmoreexamplesfromthisunit.Thenmarkyourstars.Ⅰ.TalkingaboutCause,EffectandPurposeIthinkit’sourdutytoprotecttheenvironment.______________________________________________________________________________________________________________________________Icanexpresscause,effectandpurposeinEnglish.☆☆☆☆☆Self-EvaluationIt'snottoohardtoprotecttheenvironment.Weshouldrespecttheearthandallthelivingthingsonit.Ⅱ.Using“it”Hetookithome,cleaneditandfixedit.__________________________________________________________________________________________Iknowhowtouse“it”.☆☆☆☆☆OnTuesday,itwasWorldEnvironmentDay.Somehazardouswasteispoison—itmakespeoplesick.Mybikewheeljustbroke.Myoldpantshaveatear.Myshoeshaveahole.Ineedsomethingnewformyhair!FixandMendGroupAMycassettedeckhasabuzz.Mybackpackdoesn'tfit!Imustgoandgetnewthings.OrImighthaveafit!Wellnow,Ihavenewsforyou.Iknowexactlywhattodo.Listencarefully,Andyouwillsoonagree.GroupBYoudon'tjustgoandbuy.Youfirstneedtogoandtry,Tofixandmendandreu