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1、现在进行时domyhomeworkIamdoingmyhomeworknow.listentomusicSheislisteningtomusic.haveaclassTheyarehavingaclassintheclassroom.否定句:一般疑问句:肯定回答:否定回答:Sheislisteningtomusic.No,sheisn’t.Yes,sheis.Isshelisteningtomusic?Sheisn’tlisteningtomusic.否定句:一般疑问句:肯定回答:否定回答:Theyarehavingaclassintheclass
2、room.Theyarenothavingaclasintheclassroom.Aretheyhavingaclassintheclassroom?No,theyarenot(aren’t).Yes,theyare.aren’t2.标志词:现在进行时的含义与构成Heisreadingabook.表示现在正在进行或一段时间正在进行的动作1.含义：句中出现now,atthemoment,rightnow,look,listen等词时，上下文提示时，如：It’s+时间等就用现在进行时Be(am,is,are)+V-ing3.构成：Be(am/isare)
3、随着主语的变化而变化。2.否定句：直接在be后加not.主语+benot+v-ing+其它.如：Iamwriting.Iamnotwriting.现在进行时的句式1.肯定句:主语+be+v-ing+其它.如:Iamreadingabook.3.一般疑问句及回答:问句,直接把be提前,Be+主语+v-ing+其它?肯定回答:Yes,主语+be否定回答:No,主语+be+not.-----Areyoudrawing?-----Yes,Iam./No,I’mnot.4.特殊疑问句疑问词＋be+主语＋V+ing+其它?Whataretheydoingatth
4、emoment?5.V-ing变化规则：1）一般加ing.如:play----playingwatch----watching以不发音的e结尾,去e加ing.如:take----taking3)元+辅结尾,且是重读闭音节的单词,双写辅音字母+ing.如:run----runningswim----swimming4)以ie结尾的动词,变ie为y,再加ing.如：die---dyinglie---lyingtie---tying1.写出下列动词的ing形式.1.help_________2.come_________3.swim_________4.e
5、at__________5.give________6.find_______7.sit________8.write________helpinggivingfindingsittingwritingcomingswimmingeating学科网buy_____lie______stand_____read_______talk______walk_______sing_______dance_______have______take______shop_______drive_______call_______enjoy_______tell__
6、___wait______drink________buyinglyingstandingreadingtalkingwalkingsingingdancinghavingtakingshoppingdrivingcallingenjoyingtellingwaitingdrinking1.TheGreenfamily__________(have)lunchnow.2.NowI______________(study)atanewschool.3.Who____________(knock)atthedoor?4.Theboys__________
7、___(swim)intherivernow.5.Look,she__________(dance).6.Bequite,mymother______________(sleep).7.----WhereisJack?----He__________(play)withhisbrother.8.We____________(nottalk)toeachothernow.arehavingisknockingamstudyingareswimmingisdancingissleepingisplayingaren’ttalking句式转换：1.Mary
8、isdoingherhomwok.(改为否定句）2.Theboyisplayinggames.(对画线提问）
