英语动词第三人称单数.pptx

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1、一.第三人称单数形式的词尾变化.第1页/共33页在一般现在时中,当主语是第三人称单数形式时,行为动词用第三人称单数形式,即加-s或es.具体方法如下:第2页/共33页1.一般情况下,直接加-s.如:look-looksplay-playssee-sees第3页/共33页2.以sh,ch,s,x或o结尾的词后加-es.如:guessguessesteach-teachesdo-doesgo-goes第4页/共33页3.以辅音字母加-y结尾的,先把y变成i,再加-es.如:study-studiesfly-flies第5页/共33页二.哪些主语是第三人称单数第6页/共33页1.人称代词he,she

2、,it是第三人称单数.1).HelikeswatchingTV.他喜欢看电视.2).Shehasablackcoat.她有一件黑色外套.3).Itlookslikeacat.它看起来像只猫.第7页/共33页2.单个人名.地名或称呼作主语时,是第三人称单数形式.如:1).HanMeilookslikehermother.韩梅看起来像她的母亲.2).BeijingisinChina.北京在中国.3).UncleWangoftenmakescakes.王叔叔经常做蛋糕.第8页/共33页3.单数可数名词或“this/that/the+单数可数名词”作主语时,是第三人称单数.如:1).Thisbooki

3、syours.这本书是你的.2).Thatcarisred.那辆汽车是红色的.3).Acatcomesin.一只猫进来了.第9页/共33页4.指示代词this,that作主语时,是第三人称单数.如:1)Thisisapen.这是一支钢笔.3)Thatisntaneraser.那不是一块橡皮.第10页/共33页5.不可数名词作主语时,为第三人称单数.如:1)Herhairisshort.她是短发。2)Thewaterrunsslow.那水流得慢。第11页/共33页6.当数字或字母做主语时,看做第三人称单数.如:1).“6”comesafter“5”.“6”在“5”后面.2).“L”comesbe

4、fore“O”.“L”在“O”前面.第12页/共33页专项习题精练(着眼高分查漏补缺)用括号中所给动词的适当形式填空第13页/共33页1.Jack_(love)hismotherverymuch.2.MaryandLily_(come)fromthesamecountry.3.Thejuice(果汁)_(be)inthefridge(冰箱).4.“2”_(sound)like“too”.lovescomeissounds第14页/共33页5.Thetiger_(be)adangerousanimal(危险动物).6.Shanghai_(be)amoderncity(现代化城市).7.Hedoe

5、snt_(know)JayChou.8.This_(be)mynewpenpal(笔友).isisknowis第15页/共33页关于do和does的使用方法：1）第三人称单数用了does后面就不用动词的s形式了,而用动词原形.2）变为疑问句,要在句首加dodoes;变为否定句,要在动词前面加donot,doesnot,可以简写为dont,doesnt”.背：Ido,youdo,wedo,theydo,JackandTomdo.Hedoes,shedoes,itdoes,Lilydoes.第16页/共33页1.Do/Does_hewatchTVatnight?Yes,hedoes.2.Do/Do

6、es_yougotoschooleveryday?No,Idont.3.Do/Does_JackandPeterlikeapples?4.Do/Does_TinagoswimmingonSunday?5.Do/Does_theyplayfootball?Yes,they_do/does.第17页/共33页6.Do/Does_wehaveagoodteacher?Yes,we_do/does.7.Do/Does_theyjumprope?No,they_donot/doesnot.8.Do/Does_yourdogwalkinthezoo?9.Do/Does_Ihaveabignose?No,y

7、ou_donot/doesnot.10.Do/Does_yourcatseatfish?Yes,they_.do/does.第18页/共33页11.Do/Does_theirmothersgoshopping?No,they_donot/doesnot.12.I_donot/doesnotspeakJapanese.Do/Does_youspeakJapanese?第19页/共33页用have或has填空。1I_anicepicture.2He_agoodfriend.3They_somekites.4We_someflowers.5She_aduck.6Myfather_anewbike.7

8、Hermother_avase.8Ourteacher_anEnglishbook.havehavehavehashashashashas第20页/共33页9Ourteachers_abasketball.10Theirparents_somestorybooks.11Nancy_manyskirts.12David_somejackets.13Myfriends_afootball.14Whatdoyou_?15WhatdoesMike_?16Whatdoyourfriends_?17WhatdoesHelen_?havehavehavehavehavehavehavehashas第21页/

9、共33页18Hisbrother_abasketball.19Hersister_anicedoll.20MissLi_anEnglishbook.hashashas第22页/共33页1.Lethim_(play)basketball.2.Everyone_(know)whathereallylike.3.Thosegirls_(be)mysister.4.Thatgirl_(call)meeverySunday.5.How_(do)she_(spell)theword?playknowsarecallsspelldoes第23页/共33页否定句:在动词前+doesnt或dont.1.She_

10、(do)herhomeworkeveryday.2.He_(live)inShangHai.3.He_(need)apairpfshoes.4.Danny_(see)theappletree?5.She_(come)fromAmerica.6.Thegirl_(look)outofthewindowandseesmanybiedsinthesky.7.Jennyrunshomeand_(sit)onthechair.doesntdodoesntlivedoesntneeddoesntseedoesnt comedoesntlookdoesntsit第24页/共33页一般疑问句:1._thede

11、sk_(have)fourlegs?Yes,itdoes.2._she_(do)herhomeworkeveryday?Yes,shedoes.3._he_(live)inHuanggang?No,hedoesnt.4._he_(need)apairofshoes?NO,hedoesnt.DoeshaveDoesdoDoesliveDoesneed第25页/共33页5.DoesDanny_(see)theaooletree?6._she_(come)fromAmerica?Yes,she_.7._thegirl_(look)outofthewindowandseesmanybirdsinthe

12、sky?No,she_.8._Jennyrunhomeand_(sit)onthechair?seeDoescomedoesDoeslookdoesntDoessit第26页/共33页选出正确的答案：1.She(like/likes)toplayfootball.2.He(like/likes)drinkingmilk.3.I(like/likes)towatchTV.4.We(like/likes)toplaybadminton.5.They(like/likes)tosingsongs.6.She(read/reads)bookseveryday.7.He(play/plays)compu

13、tergameseveryday.8.It(listen/listens)totheradioeveryday.9.Linda(draw/draws)pictureseveryday.10.JaneandLinda(play/plays)footballeveryday.第27页/共33页四、选择题：1.Itoschooleveryday.A.goB.goesC.going2.Heteetheverymorning.A.brushB.brushesC.brushing3.Thebirdssinging.A.likeB.likesC.liketo4.WhatdoesLilydoing?A.lik

14、eB.likesC.to5.youlikeeatingapples?A.DoB.DoesC.Doing第28页/共33页6.heswimeveryafternoon?A.DoB.DoesC.Doing7.Tomlikes intheclassroom.A.singingB.singC.tosinging8.DoesSallylikeswimming?-No,she.9.PeterandMarymilkeveryday.A.drinkB.drinkingC.drinks10.theyreadEnglisheveryday?A.DoesB.ToC.Dodoesnt第29页/共33页五、把下列句子变

15、为否定句：1.Shedrawspictureseveryday.Shedoesntdrawpictureseveryday.2.Welikeplayingfootball.Wedontlikeplayingfootball.六、把下列句子变为一般疑问句，并做肯定回答。1.Lindaswimseveryday.?_2.Theylikeplayinggames.?_ Yes,they do.Do they like playing gamesYes,she does.Does Linda swim every day第30页/共33页1.He_TVeveryevening.(watch)2.Wea

16、lways_toschoolonfoot.(go)3.Tom,withhisclassmates,often_footballafterschool.(play)4.Yourshoes_underthebed.(be)5._hereand_byme.(come,stand)6.Hisuncleusually_toworkbybus.(go)7.Ialways_upatsixinthemorning.(get)8.John_likehisfather.(look)watchesgoplaysareComestandgoesgetlooks第31页/共33页Thankyou!第32页/共33页感谢您的观看！第33页/共33页