动词第三人称单数的变化规则及练习.doc

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1、动词第三人称单数的变化规则及练习一、使用情况：在一般现在时中，当主语是第三人称单数时，谓语动词要用第三人称单数形式，即常在动词原形后加-s或-es。(标志词usuallyoftenalwayssometimesneverevery等)二、变化规则1、直接在动词后+s例如：like-likesplay-plays2、以s,x,sh,ch,接尾的动词：+es例如：wash-washes3、以辅音+o接尾的动词：+es例如：go-goes4、以辅音字母+y接尾的动词：变y为i+es例如：fly-flies以元音字母+y接

2、尾的动词后+s例如：play-plays5、除上述规律外，还应注意下面三点：1)动词have，遇到主语是第三人称单数时，要用has；动词be的第三人称单数形式是is。2）含有动词第三人称单数形式的句子变否定句时，要用doesn't+动词原形，如：Hegoestoschoolatsixinthemorning.(变否定句)→Hedoesn'tgotoschoolatsixinthemorning.3)对含有动词第三人称单数形式的句子提问时，要用助动词does如：Shegoeshomeatfiveeveryday.(对

3、划线部分提问)→When/Whattimedoesshego注意：不规则变化：have-----has，be-------is，do-----does精选范本,供参考！I写出下列动词的第三人称单数(-s)和现在分词(-ing)godoplayjumpswimrunputsingdancecomegethaveflystudyreadwritelookdrinkeatwalklike精选范本,供参考！II选择1.Ben_____anewbook.A.haveB.hasC.havesD.were2.BenandMary

4、somebooks.A.haveB.hasC.areD.were3.Isomestorieseveryday.A.haveB.hasC.areD.were4.I__________icecream.A.likeB.likesC.likingD.likees5.Kitty__EnglisheverydayA.readB.readesC.readingD.reads6.Aman_____infrontofhiscar.A.walkB.walksC

5、.walkingD.work7.Sam’sbicycle______abell.A.haveBhasC.havingD.ishaving8.IeverydayA.swimB.swimsC.swimingD.swimes9.Hehishomeworkeveryday.A.doesB.doC.areD.is10.I________myhomeworkeveryday.A.doB.isC.doesD.are11.They________theirhomeworkeveryday.A.doB.doesC.isD.are精选

6、范本,供参考！11.Lucy_______withherhands.A.touchB.touchingC.touchesD.touchs12.Superdog________theboysA.seeB.seesC.seeingD.ses13.SupergirlandSuperdog______them.A.savesB.saveC.savingD.issaving14.Jack_______theircow.A.sellsB.sellC.sellingD.areselling15.Jack______upthebe

7、anstalk.A.getsB.getC.climbD.climbs16.Thegiant______boys.A.eatingB.don’teatC.eatsD.eat17.Thegoose_______goldeneggs.A.layB.laysC.layedD.layes17.Thewoman_______thebeanstalk.A.cutB.cuttingC.arecutD.cuts18.Hermother______thebeanstalk.A.takeB.istakeCtakesD.taking19J

8、ackandhermother_____happerA.doesB.areC.isD.have20.He____thebeansintheground.A.buyB.putsC.putD.buys精选范本,供参考！二．填空：1.She______(do)homeworkbyherself.2.Jack______(go)homebybike.3.Thegia