lesson 37 let's learn geography!

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1、Lesson37Let'sLearnGeography!Shewaterstheflowerseveryday.TheflowersWhatdoesshedoeveryday?everyday.arewateredbyherTheydotheirhomeworkafterschool.Theirhomeworkisdonebythemafterschool.Heplaysbasketballeveryweek.Basketballisplayedbyhimeveryweek.summary英语中

2、动词有主动语态和被动语态两种语态。主动语态表示主语是动作的执行者,被动语态表示主语是动作的承受者,在被动语态中动作的执行者有时用by短语表示出来。一般现在时(simplepresent)：S(主语)+am/is/are+过去分词(done)一般过去时(simplepast)：S+was/were+过去分词(done)2.Iboughtacomputerlastterm．Acomputerwasbought(byme)lastterm.Jimrodethemotorbiketohisfactory

3、yesterday.Themotorbikewasriddentohisfactoryyesterday.Theyhadaneveningpartylastweek.Aneveningpartywashadlastweek.Thestudentsplantedmanytreesyesterday.Manytreeswereplantedbythestudentsyesterday.Anncantakegoodcareofthecats．ThecatscanbetakengoodcareofbyA

4、nn.情态动词(modelverb)：S+can/must/should等情态动词+be+过去分词Hecancarrythebasket.Thebasketcanbecarriedbyhim.Theycansingsomebeautifulsongs.Somebeautifulsongscanbesungbythem.Ourstudentsmustn’tsmokecigarettes.Cigarettesmustn’tbesmokedbyourstudents.Askandanswerwater

5、everydayathomemygrandmaA:Whenaretheflowerswatered?B:Theflowersarewateredeveryday.A:Wherearetheflowerswatered?B:Theflowersarewateredathome.A:Whoaretheflowerswateredby?B:Theflowersarewateredbymygrandma.A:Aretheflowerswateredbymygrandmaathomeeveryday?B:

6、yes,theyare.1.Peopleuseknivesforcuttingthings.Knives____________forcuttingthings.2.Thestudentscleanthewindowsoftheirclassroomtwiceamonth.Thewindowsoftheirclassroom_____________twiceamonth.areusedarecleaned(变被动语态）七嘴八舌3.Ifoundtheticketonthefloor.______

7、__________________onthefloor.4.Itoldhertoreturnthebookintime.She_____________toreturnthebookintime.Theticketwasfoundwastold3.Wefoundtheticketonthefloor.5.Lastyearwebuiltalibraryinourschool.Alibrary______________inourschoollastyear.6.Nowpeoplecanuseco

8、mputerstohelpthem.Nowcomputers___________________tohelpthem.wasbuiltcanbeused7.Didyouplantmanytreesatthistimelastyear?___________________________atthistimelasttime?8.Mustwefinishourworktoday?_______ourwork_____________today?WeremanytreesplantedMustbe