七年级英语上册Unit5第三课时课件.ppt

1、Section APeriod 3(3a-3c)Unit 5 Do you have a soccer ball?Do you have a ping-pong ball?Yes,I do.Yes,I do.Do you have a soccer ball?No,I dont.No,I dont.I have a volleyball.You dont have a volleyball.I have a basketball.You dont have a basketball.Lets chant!But I dont have I have I have a job.I have a

2、brother.I have a sister.But I dont have a car.I have a computer.She has a cat.She has some beautiful clothes.She has But she doesnt haveHe has a guitar.He has two hats.He has But he doesnt have have 和和 has的用法的用法have和和has与主语搭配：与主语搭配：I SheWe HeYou have It hasThey The boyTony and Jenny Jenny可见，主语为第三人称单

3、数时用可见，主语为第三人称单数时用has，其余人称，其余人称都用都用have。用用have/has填空。填空。1.A dog _ four legs.A bird _ two legs.2.Our school _ a library.3.We _ 37 chairs in our classroom.4.My sister _ a nice toy car.5.Do Tom and his brother _ a big bedroom?Yes,they do.hashashashavehashavedo和和does的用法的用法do 这个词（这个词（does是第三人称单数形式）大体是第三人称

4、单数形式）大体上从两方面来讲。上从两方面来讲。1.do作为行为动词，跟其他动词一样，如作为行为动词，跟其他动词一样，如study,play等。它的意思是等。它的意思是“做做”等。如：等。如：We usually do our homework in the afternoon.He does his homework in the evening.2.do作为助动词，也就是帮助主要动词构成作为助动词，也就是帮助主要动词构成否定和疑问等。否定和疑问等。We dont like bananas.He doesnt like swimming.作为助动词的作为助动词的do和和does是没有词义的，它

5、们是没有词义的，它们在句中构成一般现在时的疑问句和否定句在句中构成一般现在时的疑问句和否定句.do用于主语第一人称、第二人称和第三人称用于主语第一人称、第二人称和第三人称复数形式的句中，复数形式的句中，does用于主语第三人称单用于主语第三人称单数的句中。数的句中。Do you want to be a teacher?你想成为一个老师吗？你想成为一个老师吗？Do his friends go to park every day?他的朋友们每天都去公园吗？他的朋友们每天都去公园吗？3a3a Write each word in the correct place in the chart.I

6、he they youwe she it EricdodoesI they you we he she it EricDo you have a soccer ball?Yes,I do.Does he have a tennis racket?No,he doesnt.Does he have a basketball?Yes,he does.Does she have a basketball?No,she doesnt.3b3b Fill in the blanks with do or does.Then practice the conversations with your par

7、tner.A:_ you have a baseball?B:Yes,I _.A:Great!I have a bat.Lets play.Do do A:_ John have a soccer ball?B:No,he _.A:_ he have a ping-pong bat?B:Yes,he _.I think he has a ping-pong ball,too.A:Hmm Lets ask.Does doesnt Does does A:_ your friends have a basketball?B:Yes,they _.They have two basketballs.

8、A:Well,lets play basketball.B:That sounds good.Do do Yes,he does./No,he doesnt.Does she have a?Yes,she does./No,she doesnt.Does he have a?Things you have Things you dont haveThings she/he has Things she/he doesnt haveMake a survey.Write down the things you have and ask your partner what things she/he have.Use these sentences:A:Do you have (a ruler,an eraser)?B:Yes,I do./No,I dont.A:Does he/she have (a ruler,an eraser)?C:Yes,he/she does./No,he/she doesnt.3c3c Remember the things in Bobs room.A:Does he have a soccer ball?B:Yes,he does.Do exercises in this part.