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现在进行时一、定义：现在进行时表示说话时正在进行或发生的动作,也可表示当前一段时间内的活动或现阶段正在进行的动作．结构：助动词be(am/is/are)+现在分词.二、现在分词的构成规则原形-ing形式一般在动词原形末尾加-inglistenspendstaylisteningspendingstaying以不发音字母e结尾的动词，先去掉e，再加-inghaveprepareclosehavingpreparingclosing以重读闭音节结尾的动词，如果末尾只有一个辅音字母，应先双写这个辅音字母，再加-ingsitbeginrunputsittingbeginningrunningputting以ie为重读音节结尾的动词，先去掉e,把i改为y,再加-ingliedielyingdying以er结尾的动词，如是重读音节结尾，先双写r，再加-ing；如不是重读音节结尾，就直接加-ingpreferwaterpreferringwatering练习：把下列动词变为-ing形式work___________lie____________play_____________study______________have___________dance___________write_____________take_______________run_____________sit_______________shop_____________swim______________三、句型结构1.现在进行时的肯定形式、否定形式、疑问形式及其回答,所有变化都体现在助动词be(is/am/are)上．①现在进行时的肯定形式：主语+be(am/is/are)+doing+其他成分②现在进行时的否定形式:主语+be(am/is/are)+not+doing+其他成分③一般疑问句及回答：be(am/is/are)+主语+doing+其他成分④特殊疑问句及回答:特殊疑问词+be(am/is/are)+主语+doing+其他成分e.g.①Iamsinging.Theyarewriting.②Iamnotsinging.Theyaren’twriting.③Aretheywriting?Yes,theyare./No,theyaren’t.④Whatareyoudoing?Weareplaying______________________(要求就提问内容具体回答).2.缩写形式如下:Iam---I’mYouare---You’reHeis---He’sSheis---She’sItis---It’sWeare---We’reTheyare---They’re练习：按要求改写句子1.Theboyisplayingbasketball.否定句：________________________________________一般疑问句：_____________________________________肯定回答：________________________否定回答：______________________________对“isplayingbasketball”提问：_________________________________________对“Theboy”提问：_______________________________________________________四.用法1.表示现在(指说话人说话时)正在发生的事情．往往与now,atthemoment,just等副词连用,以示强调．e.g.Wearewaitingforyou.Whatareyoudoing?Someone’sknockingatthedoor．2.正在进行着的动作可视为未完成的动作：e.g.He’stalkingtohisfriendsintheclassroom.可用still一词强调动作的持续性e.g.He’sstilltalkingtohisfriendsintheclassroom.3.表示长期的或重复性的动作,说话时动作未必正在进行．e.g.Mr.Blackiswritinganotherarticle.Don’ttakethatbookaway.Yourfather’susingit.SheislearningpianounderMr.Black.★注意:不是所有动词都能用现在进行时态的e.g.see、like、want、know等动词往往都不用进行时态．【拓展】1.现在进行时可用来表示不会长期发生的动作或情况,或被认为在短期内正在进行的动作或存在的情况.e.g.What’syourbrotherdoingthesedays?He’sstudyingEnglishatOxfordUniversity.2.现在进行时也可以用来表示当前的动向e.g.Peoplearebecomingmoreandmorebeautifulthesedays.3.表示渐变的动词有：become,turn,get,grow,run,go,begin等．e.g.Theleavesareturningbrown.It’sgettingcolderandcolder.4.与always,constantly,forever等词连用,表示反复发生的动作或持续存在的状态,往往带有说话人的主观色彩．e.g.Youarealwayschangingyourmind.5.现在进行时(以及begoingto）可以表示为将来安排好的活动和事件We’respendingnextwinterinChina.用arrive,come,go,leave等动词的现在进行时描写行程安排,也通常有“将到达”和“将离去”的意思.e.g.He’sarrivingtomorrowmorning.6.当现在进行时表示某事发生的次数过多时,则有时含有抱怨,讨厌,赞扬等的意思.e.g.Heisalwayssingingatnight,andwecan’tfallasleeplateatnight.3.同步教学辅助练习一．选择题（）1.Who_____overtherenow?A.singingB.aresingC.issingingD.sing（）2.It’seighto’clock.Thestudents_____anEnglishclass.A.haveB.havingC.ishavingD.arehaving（）3.Listen!Thebaby_____inthenextroom.A.cryingB.criedC.iscryingD.cries（）4.Look!Thetwins_____newsweaters.A.arewearingB.wearingC.arewearD.iswearing（）5.Don’ttalkhere.Grandparents_____.A.issleepingB.aresleepingC.sleepingD.sleep（）6.Tomisaworker.He____inafactory.Hissisters_____inahospital.A.work/workB.works/workC.work/works（）7.Who_____Englishbestinyourclass?A.speakB.speaksC.speaking（）8.Mrs.Read_____thewindowseveryday.A.iscleaningB.cleanC.cleans（）9.We_____musicandoften_____tomusic.A.like/listenB.likes/listensC.like/arelistening（）10.She_____upatsixinthemorning.A.getB.getsC.getting（）11.OnSundayshesometimes_____hisclothesandsometimes_____someshopping.A.wash/doB.iswashing/isdoingC.washes/does（）12.Thetwinsusually____milkandbreadforbreakfast,butJim___somecoffeeforit.A.have/haveB.have/hasC.has/have二.用现在进行时完成下列句子1.What_________you__________(do)?2.I_____________(sing)anEnglishsong.3.What________he____________(mend)?4.He______________(mend)acar.5.______you__________(fly)akite?Yes,_____________.6.______she___________(sit)intheboat?7.______you_____________(ask)questions?8.We_______________(play)gamesnow.9.Whatareyou_________(do)now?I___________(eat)bread.10.It’snineo’clock.Myfather_______________(work)intheoffice.11.Look,theboy____________(put)therubbishintothebin.12.__________he__________(clean)theclassroom?No,heisn’t.He____________(play).13.WhereisMax?He___________(run)onthegrass.14.Listen,who____________(sing)inthemusicroom?Oh,Mary_____________(sing)there.三.按要求写句子.1.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：______________________________________________四、课堂小结(10分钟）（和学生一起，对本次课的主要内容作总结概括，并在讲义中用红笔留痕）五、作业布置一.按要求改写句子1.仿照例句造句:Model:readabook--Whatareyoudoing?--I'mreadingabook.1)readanewbook______________________________________________________________2)cleantheblackboard_________________________________________________________2.she,thewindow,open,now.(用现在进行时连词成句.)__________________________________________________________________________________3.Thebirdsaresinginginthetree.(就划线部分提问)_______________