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1、杨井中学九年级英语学科导学案执笔人： 张林 审核人： 课型：新课 时 间：2014.10.20 小 组： 姓 名： 班级： 教师评价： 序 号：集体备课备注栏Unit6 When was it invented?Lesson four Grammarfous 4a-4c一、学习目标1.熟练掌握本课时的重点单词和短语。2.进一步学习一般过去时的被动语态结构,完成课本相关练习。二、教学重难点：进一步学习一般过去时的被动语态结构三、教学过程 【预习案】1. 完成课本P44相关练习2. 检测预习情况1.带到 2 .6、7世纪 3.以.低价格 4.从中偷 5.建议（不要）做某事 6.突然 7.违法规定
2、8.幸运地 9.从事 【探究案】1. Grammar fous Read and discuss these sentences with your partner.2. 4a Rewrite the sentences using the passive voice.3. 4b Complete the sentences with the correct forms of the verbs in the box.4. 4c Decide whether active or passive forms should be used in these sentences. Write the
3、 correct forms in the blanks. 【检测案】I. 选择填空。( ) 1. “Could you tell me who the alarm clock _ by?” ”Sorry, I dont know.” A. invents B. invented C. is invented D. was invented( ) 2. Edison _ the light bulb. It is one of the most useful _ in the world. A. invent, inventions B discover, inventor C. invent
4、ed, inventions D. discovered, inventors( ) 3. Many trees and flowers _ in our school last term and they made our school more and more beautiful. A. planting B. planted C. are planted D. were planted( ) 4. The light bulb gives people more time _ every day. A. to work and play B. work and play C. to w
5、ork and playing D. working and playing( ) 5. Did you go to the dinner party? No, I _. A. didnt invite B. wasnt invited C. am not invited D. havent invitedII. 用括号内所给单词的适当形式填空。1. Alarm clock is an _ (annoy) invention.2. Mary thinks the computer is _ (use) invention in the world.3. Now we have many mod
6、ern _ (invent), such as TV, computers, microwave ovens and so on.4. It would be _ (good) to have a computer than to have a radio.5. I cant find my pet dog. Dont worry. It _ (find) by a little boy just now.III. 根据括号内的要求改写句子。1. Edison had many useful inventions in his life.(改为一般疑问句) _ Edison _ many us
7、eful inventions in his life?2. I think the most helpful invention is the light bulb.(对划线部分提问) _ do you think _ the most helpful invention?3.The teacher gave me a book. (改为被动语态)I _ _ _ a book by the teacher.4. We didnt plant many trees in our school last year.(改为被动语态) Many trees _ _ in our school las
8、t year.5.When was your bike bought? (改为主动句) When _ you _ your bike?IV、用适当的形式填空1 History is _ by the people. ( make)2 He is often _ to do the work by the teacher. (ask)3 The book _ by him last year. ( write ) 4 The radio _ last week. ( mend)5 Some trees _ on the hill this spring. (plant)6 A new subway _ (build) next year. 7 She _ (take) to the hospital already.8 Thousands of satellites _ (send) up into the space so far.9 They said they _ (invite) to the party already.10 The trains _ ( produce) in Zhuzhou. 11 Young trees should _(water) often.【教学反思】 1 杨中打印
