小学一般现在时与现在进行时复习说课讲解.ppt

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1、小学一般现在时与现在进行时复习PresentContinuousTense（现在进行时）SimplePresentTense（一般现在时）★标志词★动词的形式时态名称标志词动词形式现在进行时look,listen,now,lookoutIt’s...(几点了)…be+动词ing一般现在时sometimes,usually,often,always,every(day,morning…)1.原形2.动词+s/es(第三人称单数)PresentContinuousTense（现在进行时）构成：现在分词构成：Be+动词ing练习：拼读出下列动词的ing形式.1.help_________2.co

2、me_________3.swim_________4.eat__________5.give________6.take_______7.sit________8.play________helpingcomingswimmingeatinggivingtakingplayingsittingPresentContinuousTense（现在进行时）1)一般情况下，在动词原形后直接加-ing.如：work—workingdo—doing2)以不发音的字母e结尾的动词，去掉e再加-ing.如：dance—dancingcome—coming(但动词词尾是字母组合ee的,就不能去掉词尾e，而

3、应直接加-ing。例如: see－seeing)3)重读闭音节单词，如果末尾只有一个辅音字母，则双写这一字母，再加-ing.如：get—gettingshop—shoppingrun—runningswim—swimmingSimplePresentTense（一般现在时）PresentContinuousTense（现在进行时）动词+ing（现在分词）动词原形动词第三人称单数形式（简称三单形式）主语是第三人称单数，动词要使用三单形式。动词形式Look,readandjudge:判断下列人称是不是三单,用yes或no回答Mike_____we_____yoursister______mym

4、other’sstudent______it_______YangLing’sdog________hisbrother______HelenandSuYang______you_______√√√√××√×√除了I，除了you,除了复数，剩下的都是三单。当主语是第三人称单数时，动词要使用三单形式。1.Ilikeplayingfootball.Heplayingfootball.2.MikeandIhavesomestamps.YangLingsomestamps,too.likeshas1.washwashes2.staystays3.guessguesses4.studystudies

5、5.taketakes6.gogoes7.stopstops8.seesees9.drivedrives10.playplays11.flyflies12.findfinds13.teachteaches14.washwashesExercise:拼读出下列单词的三单形式1.wash______2.stay_____3.guess______4.study______5.take_______6.go________7.stop______8.see______9.drive_____10.play______11.fly______12.find____13.teach______14.

6、wash______SimplePresentTense（一般现在时）(2)以s,x,sh,ch结尾的单词，或当o前为辅音字母,加eswatchesteachesgoesdoeswashesbrushes(3)以辅音字母加y结尾的单词，将y改为i加es:study→studiesfly→fliescarry→carriescry→cries但在y前如果为元音则直接加sbuyssaysrunsgetslikestakesplaysclimbs(1)多数动词直接加s:(4)特殊变形：have→hasgo→goesExercise:用所给词的适当形式填空（根据标志词判断时态，进而确定动词形式）1

7、. Mikeoften_______(play)footballintheplayground.2. Mike_________(play)footballintheplaygroundnow.3. Listen!Nancyis_________(sing)4.What ____ (do)heusually _____(do)afterschool?5.Danny_____(study)EnglishandArtatsc