Unit3OnlineTravelGrammar(I)课时配套作业（一）根据题意完成下列单词、1.Canyouseethese_______(电子词典)onthetable.2.Isentyouane-mail.Haveyour______it?3.weshouldcheckthe_______(设置)ofthecomputerfirst.4.IthelpsyoulearnEnglishbytestingyour________(知识)5.Pleased______(twice)-clickontheauto-runiconfirst.（二）单选1.--haveyoufinishedwritingtheprograms--Yes,they______amomerntago.A.havefinishedB.werefinishedC.finishedD.ate2.Thenewcomputergame________“Travelinspace”.A.calledB.callsC.iscalledD.iscalling3.Thesewords______ontheblackboard.A.writeB.writesC.iswrittenD.arewritten4.Hissonwenttoschool________ahurryyesterdaymorning.A.atB.toC.inD.for5.Thereis________waterintheriver.It'salmostdry.A.fewB.littleC.muchD.many（三）把下列句子变成被动语态1.weusecomputertostudy.Computer___________tostudy.2.Andymademelaugh.I________________laughbyAndy.（四）完形填空Wemusthavewatertolive.Ifthewaterisnot____1____,itcanmakeusill.Theanimalsthatlive____2____lakesandriversalso____3____water.oarOurriversandlakessupply_____4___ofourwater.Thecleanerwaterfound___5_____thefirstsettler(开拓者)haschanged.Manyriversandlakesarepollutedtoday.Theyarefilledwithdirtandwastewhichcannotbe____6____cleanedout.Inmanyplaces,waterisnotsafefor____7____.LakeErie(伊利湖)wasonceabeautifullake.Nowithasbeencalled"adyinglake".Wastefromnearbyhomesandfactorieshasbeenpouredinto____8____.____9____cannolonger____10____inmuchofitspollutedwater.Watercan'tbemade____11____.Oncewaterispolluted,itishardtomakeit____12____.Wemustlearnto____13____ofthewaterwenow____14____,andalsoitis____15____forbothmanandallthelivingthingstomorrow.1.A.cleanandfreshB.inriversandlakesC.enoughD.dirty2.A.onandnearB.overandaroundC.aboveandbelowD.inandround3.A.makeB.haveC.needD.swim4.A.mostB.moreC.allD.many5.A.ofB.inC.fromD.by6.A.easyB.easilyC.hardD.hardly7.A.drinkingB.washingC.cookingD.boating8.A.itB.themC.himD.that9.A.WeB.YouC.FishD.None10.A.runB.liveC.playD.walk11.A.inlakesB.inriversC.infactoriesD.atschool12.A.hotB.coldC.cleanD.dirty13.A.lookafterB.takecareC.takeoutD.lookfor14.A.useB.makeC.liveD.have15.A.difficultB.importantC.interestingD.terrible
