【文档说明】清华版英语三年级下册《unit 4 What are you doing Lesson 27》PPT课件1 (共18页).pptx，共(18)页，1.812 MB，由小喜鸽上传

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UNIT4WHATAREYOUDOING?Lesson27Theyaresinging.Whataretheydoing?UNIT4Lesson271.Listen,lookandsay.Schoolisover.UNIT4Lesson272.Actitout.Jan

eisattheschoolgate.SheiswaitingforCathy.Whatisshedoing?UNIT4Lesson27Cathyisrunning,SheisrunningtoJane

.Whatisshedoing?UNIT4Lesson27I’msorryI’mlate.That’sOK.Let’sgo.Whataretheytalkingabout?UNIT4Lesson27CathyandJanearewalkinghome

together.Whataretheydoing?UNIT4Lesson273.Aboutheandshe.UNIT4Lesson27isswimming.Whatishedoing?UNIT4Lesson27isplayingwithayo-yo.Whatishedoing?UNIT4L

esson27iskickingtheshuttlecock.Whatisshedoing?UNIT4Lesson27UNIT4Lesson27现在进行时动词的变化规则：（1）直接＋ingPlay＋ingSin

g＋ingplayingsingingUNIT4Lesson27（2）去掉不发音的e＋ingwrite去e＋ingwritingUNIT4Lesson27（3）重读闭音节，以辅音字母＋元音字母＋辅音字母结尾的

词，要双写尾字母＋ing。run＋n＋ingrunningUNIT4Lesson274.Let’ssayit.Twogirlsarewaiting.Twogirlsarerunningfast.Twogirlsarerunning.Tw

ogirlsarerunningslow.Whatishe/shedoing?＋is＋V-ing