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现在进行时与一般现在时的区别现在进行时与一般现在时的区别•现在进行时表示现在正在发生的动作•常与“now”“Listen!”“Look!”连用.•一般现在时表示经常发生的动作或存在的状态•常与sometimes,often,everyday/week,onSunday等连用.一般现在时和现在进行时的比较•1.【时间状语不同】常与一般现在时连用的时间状语有：sometimes,usually,never,always,often;everyday/week/month/year/...;onSunday(s)/Monday(s)/...;inthemorning/afternoon/evening;today等等。•例如：•Iwritetomyuncleeverymonth.我每个月给叔叔写一封信常与现在进行时连用的时间状语有：now,atthemoment;另外，以Look,Listen或Don't...等开头的祈使句常常会引出现在进行时的句子。•试比较：•Listen!Whoissingingoverthere?听！谁在那里唱歌呢？（表示正在进行的动作）•Look!Whoisoverthere?看！是谁在那里？（表示现在的状态）现在进行时:•2.【构成不同】•一般现在时1.be动词型：—Areyouateacher?你是一名教师吗？•—Yes,Iam./No,I'mnot.是的，我是。/不，我不是•现在进行时由“be动词(am,is／are)+动词的现在分词”构成•Theyarelisteningtotheradionow.他们正在听广播。•Areyouwritingaletternow?你正在写信吗？构成不同】•3.实义（行为）动词型：一般现在时在肯定句中，句子的谓语动词是实义（行为）动词的原形或第三人称单数形式。例如：•Hehassomethingimportanttodo.他有一些重要的事情要做。•在否定句中，句子的谓语动词由“助动词do/don't或does/doesn't+动词原形”构成。例如：•Hedoesn'twatchTVintheevening.他晚上不看电视。•在一般疑问句中，句子的谓语动词仍由“助动词do或does...+动词原形”构成。例如：•DoesJackleavehomeatseven?杰克是7点离开家的吗？•一、选择题练习1.Who____overtherenow?A.singingB.aresingC.issingingD.sing2.It’seighto’clock.Thestudents____anEnglishclass.A.haveB.havingC.ishavingD.arehaving3.Listen!Thebaby____inthenextroom.A.cryingB.criedC.iscryingD.cries4.Look!Thetwins____newsweaters.A.arewearingB.wearingC.arewearD.iswearing5.Don’ttalkhere.Grandparents____.A.issleepingB.aresleepingC.sleepingD.sleep•6.Tomisaworker.He____inafactory.Hissisters_____inahospital.A.work/workB.works/workC.work/works7.Who_____Englishbestinyourclass?•A.speakB.speaksC.speaking8.MrsRead____thewindowseveryday.•A.iscleaningB.cleanC.cleans9.We_____musicandoften_____tomusic.•A.like/listenB.likes/listensC.like/arelistening10.She____upatsixinthemorning.•A.getB.getsC.getting•二、填空：1.Myfatheralways__________(come)backfromworkverylate.2.Theteacherisbusy.He__________(sleep)sixhoursaday.3.Listen!Joan__________(sing)intheclassroom.Sheoften__________(sing)there.4.__________yourbrother__________(know)Japanese?5.Where__________you__________(have)luncheveryday?6.Thegirl__________(like)wearingaskirt.Look!She__________(wear)aredskirttoday.