小学英语时态之现在进行时ppt课件

小学英语时态之现在进行时复习,1,现在进行时,1、定义：现在进行时，用来表示正在进行或发生的动作。2、结构：主语+be(am,is,are)+动词ing3、标志词：now,look,listen等。,2,现在进行时,助动词(be)am、is、are：1、am与主语I连用2、is用于主语是第三人称单数（it，she，he，人名）3、are用于主语是we，you，或第三人称复数。口诀：我用am，你用are，is用在他她它，单数名词使用is，复数名词使用are,3,现在进行时,动词加ing的变化规则1、一般情况下，直接加ing，如：cook-cooking,jump-jumping2、以不发音的e结尾，去e加ing，如：makemaking,writewriting,havehaving,skateskating,dancedancing3、以重读闭音节结尾的动词（末尾是一个元音字母(a、e、i、o、u)和一个辅音字母），双写末尾的辅音字母，再加ing，如：runrunning,swimswimming，getgetting，shopshopping,4,现在进行时,study_make_swim_stop_come_close_have_run_drive_wash_swing_watch_take_talk_put_do_see_write_,studying,making,swimming,stopping,coming,closing,having,running,driving,washing,swinging,watching,taking,talking,putting,doing,seeing,writing,5,现在进行时,标记现在进行时的句子中常有now，或在句首常出现look，listen等提示词。Heisplayingbasketballnow.Listen!Lucyissingingintheroom.,6,现在进行时,1MrZheng(read)abooknow.2.Therabbits(jump)now.3.Look!TomandJohn(swim).4.Mybrother(make)akiteinhisroomnow.5.Look!Thebus(stop).6.We(have)anEnglishclassnow.,isreading,arejumping,areswimming,ismaking,isstopping,arehaving,结构：主语+be(am,is,are)+动词ing,7,现在进行时,7.Listen!Someoneis(come).8.They(catch)butterfliesnow.9.He(do)anexperimentnow.10.They(collect)stampsnow.11.Look!He(dive)now.,coming,arecatching,isdoing,arecollecting,isdiving,8,2.否定句：直接在am/is/are后加not.(isntarent）（am与not没缩写)如：Iamwriting.Iamnotwriting.,现在进行时的句式,1.肯定句:主语+be(am,is,are)+动词ing。如:Iamreading.,主语,be,动词ing,9,3.一般疑问句及回答:一般疑问句,直接把am/is/are提句首肯定回答:Yes,主语+be.否定回答:No,主语+be+not.如：Youaredrawingpictures.-Areyoudrawingpictures?肯定回答：Yes,Iam.否定回答：No,Iamnot.,Im,Im,10,Heisplayingbasketball.,Isheplayingbasketball?,Yes,heis./No,heisnt.,Theyareswimming.,Aretheyswimming?,Yes,theyare./No,theyarent.,11,4、现在进行时的特殊疑问句的基本结构为：疑问词+一般疑问句,What+be动词+人+doing？,WhatisLucydoing?,12,What+be动词+人+doing？,Whatisshedoing？,Sheiswateringtheflowers.,Whatishedoing？,Heisplayingthepiano.,13,现在进行时,句型转换按要求改写句子1.Theboyisplayingbasketball.划线部分提问：_否定句：_一般疑问句：_肯定回答：_否定回答：_,Theboyisntplayingbasketball.,Whatistheboydoing?,Istheboyplayingbasketball?,Yes,heis.,No,heisnt.,14,现在进行时,2.Theyaresingingintheclassroom.否定句_一般疑问句_肯定回答：_否定回答：_对“aresinging“提问：_对“intheclassroom”提问：_,Theyarentsingingintheclassroom.,Aretheysingingintheclassroom?,Yes,theyare.,No,theyarent.,Whataretheydoing?,Wherearetheysinging?,15,达标训练,16,选择填空.1.Mymotheris_TV.A.lookingatB.seeingC.readingD.watching2.-_you_abook?-Yes,Iam.A.Do,readB.Are,readC.Are,readingD.Are,looking3.Kate_,theothers_.A.sing,listenB.issinging,islisteningC.sing,arelisteningD.issinging,arelistening4.I_myeraser,butIcant_it.A.lookfor,findingB.amfinding,lookforC.amlookingfor,findD.find,lookfor,17,用所给动词的适当形式填空.1.Look!Thecat_(run)upthetree.2.Thetwins_(have)breakfast.3.-_he_(clean)theblackboard?-No,heisnt.4.Tom_(play)thepianointheroom.Pleaseaskhimtocomehere.5.Listen!They_(sing)intheclassroom.,isrunning,arehaving,Is,cleaning,isplaying,aresinging,18,句型转换1.Iamwateringtheflowers.(否定句)2.Shesjumpingnow.(一般疑问句)3.Theboysareplayingcards.(划线提问)4.Heisdoinghishomework.(复数句),Iamnotwateringtheflowers.,Isshejumpingnow?,Whataretheboysdoing?,Theyaredoingtheirhomework.,19,1.Theyaredoinghomework.一般疑问句_否定句_2Thestudentsarecleaningtheclassroom.一般疑问句_肯定和否定回答_3Implayingfootballintheplayground.(对划线部分进行提问)_4Tomisreadingbooksinhisstudy.(对划线部分进行提问)_,Aretheydoinghomework?,Theyarentdoinghomework.,Arethestudentscleaningtheclassroom.,Yes,theyare.No,theyarent.,Whatareyoudoingintheplayground?,WhereisTomreadingbooks?,20,Thankyou!,21,现在进行时,1.Whatareyoudoing?I_.A.eatB.caneatC.eatingD.ameating2.Weare_booksnow.A.readingB.amreadingC.readD.toread3.Ourteacheris_aredsweater.A.puttingonB.putonC.wearsD.wear4.Thatboyisnt_theteacher.A.listenB.listensC.listeningD.listeningto,22,现在进行时,5.Itseightoclock.Jimmysparents_TV.A.iswatchingB.arewatchingC.watchD.towatch6.Mymotheris_acake_mybirthday.A.making;toB.making;forC.doing;toD.doing;for7.Theyare_thesebooksinthebox.A.putsB.putC.toputD.putting8._you_thewindow?-Yes,Iam.A.Do,cleanB.Is,cleaningC.Are,cleaningD.Do,cleaning,23,现在进行时,1.Whatareyou_(do)now?I_(eat)bread.2.Itsnineoclock.Myfather_(work)intheoffice.3.Look,theboy_(put)therubbishintothebin.4._he_(clean)theclassroom?No,heisnt.He_(play).5.WhereisMike?He_(run)onthegrass.6.Listen,who_(sing)inthemusicroom?,24,现在进行时,1.she,thewindow,open,now.(用现在进行时连词成句.)_2.Thebirdsaresinginginthetree.(就划线部分提问)_3.is,who,thewindow,cleaning?(连词成句)_4.Thechildrenareplayinggamesnearthehouse.(就划线部分提问)_,25,现在进行时,5.Sheisclosingthedoornow.(改成否定句)_6.Youaredoingyourhomework.(用”I“作主语改写句子)_7.they,thetree,sing,now,under.(用现在进行时连词成句.)_8.TheYoungPioneersarehelpingtheoldwoman.(改成一般疑问句)_,26,27,汉译英1.我们正在看电视.2.他们正在打扫教室.3.汤姆正在吃早饭.4.那对双胞胎正在睡觉.,WearewatchingTV.,Theyarecleaningtheclassroom.,Tomishavingbreakfast.,Thetwinsaresleeping.,28,5.男孩子们正在踢足球.6.她正在铺床.7.我正在玩电脑游戏.8.你们正在听磁带吗?,Theboysareplayingsoccer.,Sheismakingthebed.,Iamplayingcomputergames.,Areyoulisteningtothetape?,29,1、我的