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现在进行时()用法Hello,boysandgirls.Nicetoseeyouagain."我"是现在进行时,用来表示正在进行或发生的动作。"我"的结构是:be(am,is,are)+动词现在分词形式。首先,"我"向你们展示"我"的几种句型:一、陈述句(肯定句)主语+be(am,is,are)+现在分词,如:IamreadingEnglish.我正在读英语。Heiswriting.他正在写字。Youarerunning.你正在跑步。二、一般疑问句Be(Am,Is,Are)+主语+现在分词,如:1.-Areyousinging?你正在唱歌吗?-Yes,Iam.是的,我在唱歌。(No,I'mnot.不,我不在唱歌。)2.-Ishe(she)listeningtomusic?他(她)在听音乐吗?-Yes,he(she)is.是的,他(她)在听音乐。[No,he(she)isn't.不,他(她)不在听音乐。三、特殊疑问句疑问词+be(am,is,are)+主语+现在分词,如:1.-Whatareyoudoing?你正在干什么?-Iamdoingmyhomework.我正在做作业。2.-Whatishe(she)doing?他(她)正在干什么?-He(She)isridingabike.他(她)正在骑自行车。四、现在进行时表示现在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。五、动词加ing的变化规则1.一般情况下,直接加ing,如:cook-cookin以不发音的e结尾,去e加ing,如:make-making,taste-tasting如果末尾是一个元音字母和一个辅音字母,双写末尾的辅音字母,再加ing,如:run-running,stop-stopping六、需要掌握的进行时变化形式:sleeping,climbing,fighting,swinging,drinkingwater。drawingpictures,doingthedishes,cookingdinner,readingabook,answeringthephone,listeningtomusic,washingclothes,cleaningtheroom,writingaletter,writingane-mail,flying,jumping,walking,running,swimming,sleeping,climbing,fighting,swinging,drinkingwater.其次,"我"向你们介绍"我"的三位好伙伴:look(看)、listen(听)、now(现在),它们和"我"经常出现在句子中。请看:Look!Jackisswimming.看!杰克正在游泳。Listen!Sheissinging.听!她正在唱歌。Iamcleaningmyroomnow.现在我正在打扫房间。听了"我"的自述后,小朋友们,你们一定更加了解"我"了吧。现在进行时专项练习I.用所给的动词的正确形式填空:1.Theboy__________________(draw)apicturenow.2.Listen.Somegirls_______________(sing)intheclassroom.3.Mymother_________________(cook)somenicefoodnow.4.What_____you______(do)now?5.Look.They_______________(have)anEnglishlesson.6.They____________(not,water)theflowersnow.7.Look!thegirls________________(dance)intheclassroom.8.Whatisourgranddaughterdoing?She_________(listen)tomusic.9.It’s5o’clocknow.We_____________(have)suppernow10.______Helen____________(wash)clothes?Yes,sheis.II.写出下列动词的-ing形式runswingjumpwritedoanswerIII.连词成句。1..isThewaterelephantitsdrinkingwithtrunk._________________________________________2swim?reallyCantigers3.readingareinTheystudythebooks4.isbabypa