冀教版七年级上册lesson28.ppt

Lesson 28 A family picnic 现在进行时几种句型用法： ①陈述句(肯定句)主语＋be　(am, is, are)+ving，如：I am reading English. 我正在读英语。He is writing.他正在写字。You are running.你正在跑 ②、一般疑问句 　Be(Am, Is, Are)+主语＋ving，　如：1. -Are you singing?你正在唱歌吗？　　 2. -Is he (she) listening to music?他(她)在听音乐吗? ③、特殊疑问句　疑问词＋be (am, is, are)＋主语＋ving，如：1. -What are you doing?你正在干什么？　 -I am doing my homework.我正在做作业。2. -What is he (she) doing?他(她)正在干什么？　　-He (She) is riding a bike.他(她)正在骑自行车。 ④否定句 主语＋be　(am, is, are)＋not+现在分词 I am not reading English我不在读英语。 动词现在分词 carry----- carrying go------going make------ making dance----dancing paint------ painting eat-------eating drive------ driving walk------walking write------ writing talk-------talking begin-----beginning put------ putting swim----swimming run----running sit------ sitting die-------dying lie-----lying tie--------tying New words: Read and fill in the blanks Find out exercise Homework 去野餐 一篮子 许多……. 小心 ， 注意 go on a picnic a basket of lots of /a lot of look out 1.Look! They ----------------(play)basketball. 2.My mother ----------------(read)a book now. 3.I am ----------(do) my homework at 18:00. 4.listen! The clild ------------------(not cry)。 5.They are not------------ (make)dumplings now. 6.We are ---------------(speak)English now. 7.What are you -----------------(do)now. are playing is reading doing is not crying making speaking doing * * * * * * * * * * * * working driving walking running eating writing reading singing What does Jenny’s family doing? They are ------------------- Who are they in the picture ? They are----------------------- What is Bob doing? He is------------------------ going on a picnic Jenny’s father , mother,Bob,Lynn and Jenny carrying a big basket of food Jenny’s mother What is she doing ? She is-------------. making a salad This is Jenny,What is she doing? She is-------------------------. putting the food and drinks on a tablecloth This i