人教版新目标英语9年级unit9a.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! * When was it invented ? Unit 9 invention n. Vt ? n. 发明家 ? invent inventor Step 1 : Do some revision. Who invented the car? _______ invented the car. Karl Benz Karl Benz The car____ ________ by______. was invented him 1885 When was it invented ? was invented 1885 It____ _________ in. calculator It____ _________ in ______ When was it invented? was invented 1971 1971 1971 Bell A: Who was the telephone invented by? B: It was invented by___. A: When was it invented ? B: I think it was invented in __. 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. Step 3 : high_____ batteries slippers heels battery-operated slippers 电控拖鞋 heated ice It is used for scooping cold ___________. ice cream 加热冰激凌的勺子 cream scoop shoes with adjustable heels adjustable: adj. 可调整的 带调节后跟的鞋 _____________ New words: 1. heel n. (鞋，袜等的)后跟. 2. slipper n. 拖鞋. 3. battery n. 电池. 5. battery-operated 电池供电的. 4. operate v. 操作. 6. adjustable adj. 可调整的. 8. heat v. 加热,使变热. 7. scoop v. 用勺舀. / n. 长柄勺 Name of persons: 1. Chelsea Lanmon 切尔西.来蒙 2. Jayce Coziar 杰丝.克里亚 3. Jamie Ellsworth杰米.埃尔斯沃思 4. Julie Thompson 朱莉.汤普森 Step 4 : Listening Listen and number the inventions in the order that you hear. 2a 3 1 2 Listen again and fill in the blanks with the words you hear. 2b A: What are those ? B: They are battery– operated slippers. A: ______ are they used for ? What B: They