四年级上册英语课件-Unit 7 Working or Playing广东开心英语(共17张PPT).ppt

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1、Unit 7Working or Playing?Are you reading a book?Yes, I am.No, Im not.Are you writing a letter?Yes, I am.No, Im not.Are you doing your homework?Yes, I am.No, Im not.Youre not doing your homework!Are you doing your homework?Yes, I am.No, Im not.Youre not doing your homework!Are you tidying your room?Y

2、es, I am.No, Im not.Youre not tidying your room!Is he sleeping?No, he is running.Is she dancing?Yes, she is dancing.Is he doing his homework?No, he is sleeping.Are they playing football?No, they are cleaning the dormitory.动词的现在分词构成规则构成规则1.一般情况下只在词尾加一般情况下只在词尾加-ing。 如：如：do-doing, speak-speaking2.以不发间的

3、字母以不发间的字母e结尾的，去结尾的，去掉掉e，再加，再加-ing。如：如：come-coming, take-taking3.末尾以末尾以“重读闭音节重读闭音节”结结尾的单词尾的单词，双写双写该该辅音字辅音字母母，再加再加-ing。如：如：sit-sitting, swim-swimming.现在进行时一般疑问句的变换方式： be动词提到句前，其他次序不变。动词提到句前，其他次序不变。 回答：回答：Yes, 主语主语+ +be / No, 主语主语+ +be + notIs he drinking water now?Yes, he is.No, he isnt.Are they writi

4、ng?No, they arent.Are they running?Yes, they are.1.She is singing a song in the room. 她正在房间里唱歌。2.His father is writing a letter with a pen. 他的爸爸正在用笔写信。3.The teacher is talking with the new students. 老师正在和学生们交谈。4.They are talking about todays newspaper. 他们正在讨论今天的报纸。Are you ing？1.用现在进行时造五个句子。2.要求同学们回家后在同一时间内观察家中其他成员，看看他们各自在做什么并做记录。