小学英语4大时态辨析

小学四大时态辨析现在进行时⚫⚫⚫⚫⚫①定义：表示正在进行的、发生的动作。关键词：look,listen,atthemoment,rightnow肯定句：主语+be动词+动词ing…否定句：主语+be动词+not+一般疑问句：Be主语+动词ing…？Iamlisteningthemusic改为否定句：________________________________________改为一般疑问句：________________________________________②Sheissinging.改为一般疑问句：________________________________________改为否定句：________________________________________⚫amis，are的用法口决：I用am；用；is跟着她他它；单数is，复数请填写正确的be动词：①②③④⑤Iswimming.Shedancing.TheySallyBendoinghomework.drivingacarnow?1/15请写出下列动词的ing形式：dogolooksinghave__________swimdancerun2/15一般现在时⚫⚫定义：表示经常发生的动作,或是自然规律、常理。关键词：系列,频率副词：always,often,sometimes等⚫肯定句：主语+动词原形/三单.注意：①you,复数名词②主语是三单时，动词用三单。三单有：he,she,单数名词请填写正确的动词形式：①②③④⑤She________(like/likes)playingfootball.They________(have/has)agoodtime.Jackusually_________(watch/watches)Myfathernever_________(come/comes)homelate._________(look/looks)verytired.⚫否定句：主语+don’t/doesn’t+动词原形.注意：主语是非三单时，用【don’t+主语是三单时，用【doesn’t+3/15请填写正确的单词：①②③④⑤She_______playingfootball.They_______haveatime.Jack_______usuallywatchMyfather_______usuallycomelate.She_______verytired.⚫一般疑问句：Do/Does+主语动词原形?注意：①②主语是非三单时，用do；主语是三单时，用does。请填写正确的单词：①②③④⑤_______sheplayingfootball?_______theyhaveatime?_______JackusuallywatchTV?_______yourfatherusuallycomelate?_______sheverytired?4/15请写出下列动词的三单形式：dogolooksinghave__________swimdancerun__________①oftenplaytheplaygroundafterschool.改为否定句：________________________________________改为一般疑问句：________________________________________②sometimesgoesthewithhis改为否定句：________________________________________改为一般疑问句：________________________________________5/15一般将来时定义：表示将要发生的事情。关键词：next，soon等表示将来的时间。肯定句：主语+be动词+going+动词原形.否定句：主语+be动词+not+going+动词原形.一般疑问句：Be主语+going+动词原形？（注意一二人称要互换）①Iamgoingplaythisafternoon.改为否定句：________________________________________改为一般疑问句：________________________________________②goingNewnextweek.改为否定句：________________________________________改为一般疑问句：________________________________________③Nancyisgoingplaythepiano改为否定句：________________________________________改为一般疑问句：________________________________________6/15一般过去时定义：表示过去的状态或过去的动作。lastagoin+过去时间等表示过去的时间。肯定句：主语动词过去式其他.否定句：主语+didn’t+动词原形其他.一般疑问句：Did+主语+动词原形+其他？（注意一二人称要互换）动词过去式规则变化：123.直接加ed，如：play-played.以不发音的字母e结尾，去e再加，如：dance-danced.辅元辅重读闭音节结尾，双写尾字母，再加ed，如stopped4.以辅音字母加y结尾，去y改为，再加ed，如：study-studied动词过去式不规则：动词原am/is过去式动词原形过去式动词原形writelend过去式bringbuildbuiltdidlosebecomecomelearnbecamecamelearnt/drinkdrivefindrun7/15hearmeethadbeginthinkflyflewknewgivemademetrideringseeshowswimshowedpaidsaidsellsoldsendsitsingspeaksangtoldtooksleepspendsleptwear请写出下列动词的过去式：jumpplaydanceshop__________typeempty__________lookcook__________taste__________句型改写：playedintheafterschool改为否定句：________________________________________改为一般疑问句：________________________________________8/15总结：时态一般现在时一般将来时现在进行时一般过去时表示现在经常反复发生的动作、存在的状态或习惯性的动作表示将来某一时刻的动作或状态，或将来某一段时间内经常的动作或状态表示现在进行的动表示过去存在的状态意义作或存在的状态或发生的动作主语动词原形/三单+其他.主语+goingto+动词原形.主语+be+主语动词过去式+其他.结构示例ing.Ialwaysdohomeworkafterschool.Ididmyhomeworkjustnow.Iamgoingtomyhomework.Iamdoingmyhomework.频率副词：always,usually,often,yesterday系列，agojustnow,in+过去时间等表示过去的时间关键词tomorrow系列,next系列,in+时间段,soonnow,look,listen,atthemoment,rightsometimes,neverevery系列：everyyear…9/15综合练习：一、请用正确形式填空：123456789111111111.Heoften________(have)dinnerhome..DanielandTommy_______(be)inClassOne..We_______(notwatch)TVonMonday..Nick_______(nottothezooonSunday.._______you________(go)swimminginwinter?.What_______theyoften_______(do)onSaturdays?._____yourparents____(read)newspapersday?.Thegirl_______(teach)usEnglishonSundays..I______(take)awalktogetherevening.0.There________(be)somewaterthebottle.1.Mike_______(like)cooking.2.The__________________(draw)apicturenow.3.Somegirls_________(sing)intheclassroom.4.Mymother___________(cook)somenicefoodnow.5.What___________(do)6.Look!They___________(have)anEnglishlesson.7.Shegoingto____________(swim)tomorrow.8.Rosieisgoing____________(play)basketballnextMonday.9.Jack_______(play)basketballyesterday.110/1520._______SusangotoschoollastTuesday?二、单选选择题。1.____Aliceoftenthepiano.A.B.Does;doesn't.___yourpenfriend__inBeijing?No,she_____.2B.Does;live3.andMikeveryexcited,theytakeatrip.A.am4.Ilike________veryyou?A.danceB.danceddancing.Icanfindpen.me_____.5A.andherB.andhersgoandaskshe6.Sallyisagoodstudent.She______maths.A.doesgoodB.welldoitgood7.Thekite____aA.likeA.looklikelookinglike.BillandI___goodfriends.A.B.am.Sandyoften___homeworkonSundays.A.B.doesdid0.doyouusuallydoontheweekend?I_____.A.goesswimmingB.swimminggoingswimming1._______youusuallydoonyourholiday?B.do2.I____astudent.IgotoschoolbuseveryA.B.amam3.I____aa89111111/15A.hasB.hashave;have14.____astudent.He____aB.are;are;are15.always_____footballA.watchesdoesn't6.bestfriend_____thepiane.B.7.Shedoesnlisteningtomusic.A.oftenB.likelikes8.She_______toschool111A.didn’twentC.isn’tgoB.didn’tgoD.go19.Mum_______thedinnerjustA.cookC.cookedB.cookingD.iscooking20.______theraceyesterday?A.DoesC.IsB.DidD.12/15答案：现在进行时句型转换：①IamnotlisteningtotheAreyoulisteningtothemusicnow?②Shesinging.Isshesinging?请填写正确的be动词：①am②③are④are⑤Are请写出下列动词的形式：doingreadinglookingrunningsinginggoinghavingdancingswimming一般现在时请填写正确的动词形式：④④likes②have⑤③watches③doesn’tcomes请填写正确的单词：①doesn’t②don’t④doesn’t⑤doesn’t13/15请填写正确的单词：①②③④⑤请写出下列动词的三单形式：doesgoesreadslookssingshasdancesrunsswims句型转换：①don’toftenintheplaygroundafterschool.youoftentheplaygroundafterschool?Mikedoesn’tsometimesgototheparkwith②DoesMikesometimesgototheparkwi