人教版新目标英语9年级unit9 B.ppt

A: What is the _______ used for? B: I think it is used for _______________. A: Look! It looks so interesting! B: Ah, it’s a great invention of China. A: Really? When ______ it _________? B: I think it ______ _________ in Han Dynasty. (汉朝) A: What ______ it ______ for? B: Guess! A: ______ it ______ for holding water? B: No. It _____ ______ for testing earthquakes. A: Wow, it’s really amazing! battery-operated slippers Julie Thompson seeing in the dark What are they? Who were they invented by? What are they used for? heated ice cream scoop Chelsea Lanmon scooping cold ice cream What is it? Who was it invented by? What is it used for? Step 5 : talking with people A: What is the _______ used for? B: I think it is used for ________. (count) counting A: What is the _______ used for? B: I think it is used for ________. working A: What is the _______ used for? B: I think it is used for _____. riding was invented was invented is used Is used is used * Step 2 : game 1.主动句中的主语在被动句中由介词 　______ 引出,也可_________. 2.主动句中的宾语变为被动句中 　的_______. by 省略 主语 Language focus change Active Voice into Passive Voice 3.仅有哪种v有被动语态？ Vt. 3.各种时态的被动结构： (1).一般现在时 主语+am/is/are+ done (2).一般过去时 主语 +was/were +done (3).一般将来时 主语+will be +done be going to be+ done (4).现在完成时 主语+have/has been+ done (6).情态动词 主语 + 情态动词+be +done (7).现在进行时 主语+ am/is/are being+ done (8).过去进行时 主语+ was/were being +done (5).过去完成时 主语 +had been+ done 被动语态注意事项： 1. Vi 没有被动语态 (1).happen (2).take place (3).belong to Eg: It was happened 2 years ago. It happened 2 years ago. ? He was made work on Sunday. 改错 _____ to work 2. 三个使役动词在被动中要还原to make sb do.. have sb do.. let sb do.. sb be made to do.. 3. 感官动词在被动中也要还原to do… see sb hear notice watch A: What is the computer used for? B: I think the computer is used for ________. working 1.I think the bike is used for _____. riding 2.He was invited to go to the party last Sunday. 3.They were seen to play spo