人教版六年级上册Unit4IhaveapenpalBlet'slearn

Unit4IhaveapenpalB.Let’slearn绿色圃中小学教育网绿色圃中小学教育网绿色圃中小学教育网Ilikeplayingfootball.Helikesreadingstories.比较：动词原形动词第三人称单数形式like你的新发现？likes

2.动词发生了哪些变化？

1.什么时候用动词第三人称单数形式？

4.动词的变化有什么规律？

3.什么情况下动词需要这样变化？观察并总结：Doesshe/hecookChinesefoodCooksChinesefoodMyPenPalJohncook

Chinesefoodcookcook单三sHe(live)inAustralia,butheoften(cook)Chinesefood.Let'ssaylivescooks一般情况在词尾加s,

like—likes…sDoesshe/hestudyChinesestudiesChineseMyPenPalJohnstudyChinesestudystud单三1、以辅音字母+y结尾的动词变第三人称单数把y为i再加es

fly--fliesstudy--studies小结：ies2、以元音+y结尾的单词，加s

play--playssay--saysstudesiHeChineseeveryday.MyPenPalJohnstudiesmatheveryday.inthemorning.afterlunch.at8:00.学数学学英语学电脑学美术主语（第三人称单数）studiesstudiesEnglishstudiescomputerstudiesartDoesshe/hedowordpuzzlesdoeswordpuzzlesMyPenPaldowordpuzzlesdodo单三以o结尾的动词变第三人称单数结尾加es。

go–goesdo–does

小结：JohnHeoftendoeswordpuzzlesatschool.esesDoesshe/hegohikinggoeshikingMyPenPalJohngohikinggogo单三esesHehikingonSundays.MyPenPal___(人物）oftengoesto___（地点）

bybus.

goeshome

onfootLet'ssayJohnLet’spractisedoeswordpuzzlescooksChinesefoodstudiesChinesegoeshiking1.一般情况在词尾加s,like--likes2.以o.s.x.sh.ch.等结尾的单词，加es

go--goesteach--teachespush--pushes3.以元音+y结尾的单词，加s

play--playssay--says

4.以辅音字母+y结尾的单词变y为i再加es

fly--fliesstudy--studies动词的第三人称单数形式的变化规律read–look–work–say–run–go–do–watch–teach–have–一般现在时动词第三人称单数的变化规则1.一般情况下，动词后直接加s.Eg：works,gets,reads等.2.以s，x，ch，sh或o结尾的动词，在后面加esEg:goes,teaches,watches等动词have遇在主语是第三人称单数时，have改为has，如：Hehasaninterestingbook.

写出下列动词的第三人称单数形式readslooks

workssaysrunsgoesdoeswatchesteacheshas在英语中动词的第三人称单数形式的读音规律cookscooks

sssliveslives

zzzreadsreads

zzzdoesdoes

zzzgoesgoes

zzzstudiesstudies

zzzwatcheswatches

izizizBeijingShanghaiNanchangDoesyourpenpallivein…动词原形你发现了什么？助动词放在句首DoesheteachEnglishYes,hedoes.绿色圃中小学教育网绿色圃中小学教育网绿色圃中小学教育网绿色圃中小学教育网绿色圃中小学教育网DoesMr.BlackliveinBeijingYes,hedose.DoesMr.BlackliveinNanchangNo,hedoesn’t.HelivesinBeijing.变一般疑问句,找动词，

动原句首加do；如果动词是三单，助动词does句首请，主语紧随在其后，后面动词改原形,其他部分依次站。Igotoschoolonfoot.yougotoschoolonfootDo

Amygoestoschoolonfoot.AmygotoschoolonfootDoeses

动词原形动词第三人称单数仿照例子写句子：例子:teachEnglish→HeteachesEnglish.→DoesheteachEnglish→Yes,hedoes.→No,hedoesn’t.1、liveinAustraliaHelives

inAustralia.DoesheliveinAustralia

Yes,hedoes.→

No,hedoesn’t.→→→2、flykitesontheweekendHefliesontheweekend.Doesheflyontheweekend

Yes,hedoes.→

No,hedoesn’t.→→→一、我会写出下列单词的第三人称单数形式。live__________2.study________3.watch_________4.go___________5.do___________6.play___________Let'swritelivesstudieswatchesgoesdoesplays二、我会选出正确的单词完成句子。1．He___________(live/lives)inBeijing.2.__________(Do/Does)yourpenpalliveinChina3.Mr.White___________(study/studies)Chinese.4.Ioften_______(go/goes)toschoolonfoot.Mymother________(go/goes)toworkbybus.5.Billlikes__________(watch/watching)TV.Heoften__________(watch/watches)TVontheweekend.Let'swritelivesDoesstudiesgogoeswatchingwatches在英语中一般现在时常以动词原形表示，但当主语是第三人称单数时（hesheit…），应用动词的第三人称单数形式.动词的第三人称单数形式的变化规律：1.一般情况在词尾加s,like--likes2.以o.s.x.sh.ch.等结尾的动词，加es

go--goesteach--teachesfix--fixeswash–washespass--passes3.以元音+y结尾的单词，加