3、结尾的动词，去掉e，再加-ing.dance—dancing（跳舞）come—coming（来）3，重读闭音节单词，呈现“辅元辅”结构的动词，则双写这一字母，再加-ing.swim—swimming（游泳）get—getting(得到)shop—shopping（购物）run—running（跑）动词现在分词的构成规律4，以ie结尾的动词，把ie改为y，再加-ing.die—dying（死亡）lie—lying(躺)注意：重读闭音节的三要素必须是重读音节以一个辅音音素结尾元音字母发短元音（不发字母本身的音）（1）肯定句：主语+be + doingEg. 1. I am liste
4、ning to the music now.2.Thestudentsaredrawingpicturesnow.（2）否定句：主语+be +not + doing”Eg.1.I am not listening to the music now.2.The students are not drawing pictures now.现在进行时的四种句式（3）一般疑问句：Be +主语+ doing？Eg.1.Areyoulisteningtothemusicnow?Yes,Iam.／No, Iamnot.2. Are thestudentsdrawingpicturesnow ?
5、Yes,theyare.／No,theyaren’t.（4）特殊疑问句：特殊疑问词+一般疑问句1.They aredrawing picturesnow.(对划线提问)----What are they doing ?2.She is singingin the classroom. ----Where is she singing ?现在进行时的标志now,atthismomentWhatareyoudoingnow?I’mreadingnow.2.listen！look!Listen!Sheissinging.3.表示钟点的时间It’ssixo’c
6、lock.Mymotheriscooking.4.根据语境及上下文Don’tmakenoise.Thebabyissleeping.1.The boy _______ ( draw)a picture now.2.Listen!some girls ________ ( sing)in the classroom .3.My mother __________ ( cook )somenice food now.4.What _____ you ______ ( do ) now?5.Look !They _________( have) an English lesson .
7、6.They ________(not ,water) the flowers now.Practice1.isdrawing2.aresinging3.iscooking4.are…doing5.arehaving6.aren’twateringAnswers1.Tom doeshishomeworkintheclassroom.Tomisdoinghishomeworkintheclassroom.2. We have dinnerhappily.Wearehavingdi
