(湘少版)四年级英语下册课件-u.ppt

Unit 3 Are you making a kite?教学目标教学目标n掌握现在进行时的表达方法掌握现在进行时的表达方法n练习对话练习对话“Are you making a kite/pie/boat?Yes./No.”nWhats this？nIts a kite.动词现在分词动词现在分词(v-ing)的构成规则的构成规则 n1,一般情况下直接加ing.如：jump-jumpingn2,以不发音的字母e结尾的单词，去掉字母e，再加ing.如：write-writingn3,以重读闭音节结尾，呈现“辅，元，辅”结构的动词，先双写末尾的辅音字母，再加ing.如：run-running nflynswimnreadnclimbnlookneatnclapnhopnmakencomenflyingnswimmingnreadingnclimbingnlookingneatingnclappingnhoppingnmakingncoming现在进行时现在进行时的定义：现在进行时表示现在或当的定义：现在进行时表示现在或当前一段时间正在进行的动作前一段时间正在进行的动作。n现在进行时的构成现在进行时的构成:主语主语+be+v-ingn第一人称单数 I am+v-ing.n第一人称复数 We are+v-ingn第二人称单(复)数 You are+v-ing.n第三人称单数 He/She/It）is+v-ing.n第三人称复数 They are+v-ing.sleepingsweepingworkingcookingpaintingplaying the pianobaking a cakemaking a kitepiemess He is climbing.What is he doing?She is writing.What is she doing?He is eating.What is he doing?He is reading.What is he doing?It is flying.What is it doing?They are swimmingWhat are they doing?I am writing.What are you doing,Lingling?Are you writing,Lingling?Yes,I am.Are you eating,Lingling?No,Im not.kiteplaneboatpiano MaryTomAre you making a?