湖北省北大附中武汉为明实验学校九年级英语全册 Unit 6 When was it invented？（第3课时）导学案（无答案）（新版）人教新目标版

Unit 6 When was it invented？【Learning Aims 学习目标】总结和应用一般过去时的被动语态。预习导学Task 1 New words预习指导反思1. fridge2. low3. somebody4. translate5. lock6. earthquake7. sudden8. bell9. biscuit10. cookie11. musical12. instrument根据音标或MP3掌握新单词的读音，注意其词性词义。Task 2 Passive voice预习指导反思Active voice (主动语态)Passive voice (被动语态)Whitcomb Judson invented the zipper in 1893.The zipper was invented by Whitcomb Judson in 1893.People brought tea to Korea during the 6th and 7th centuries.Tea was brought to Korea during the 6th and 7th centuries.Alexander Graham Bell invented the telephone in 1876.the telephone was invented by Alexander Graham Bell.We used the hot ice-cream scoop for serving really cold ice-cream.The hot ice-cream scoop was used for serving really cold ice-cream.思考：1. 两栏谓语部分的结构有什么不同？ 2. 两栏例句中句子的主语有什么变化？ 对比表格中主动语态和被动语态，思考主动语态和被动语态在结构和动词形式上有什么不同，以及被动语态的使用语境。Task 3 Summary预习指导反思一般过去时被动语态的结构和用法：1. 一般过去时被动语态的基本结构： was/were +done （即be动词过去式+过去分词）2. 一般过去时被动语态句子结构： Something + was /were （be动词过去式）+ done （过去分词） + （by somebody）+ （some time）3. 一般过去时的被动语态的运用： 通现在时被动语态一样，在不强调动作的执行者或发出者时，可 以使用被动语态，如果该动作明显已经完成或发生在过去则需要 使用过去时态的被动语态。 自学一般过去时被动语态的结构和用法。课堂活动Date： Name： 【Presentation 展示】教学流程Step 1 Step 2 Activity 4aRewrite the sentences using the passive voice individually and then exchange answers to check.Step 3 Activity 4bComplete the sentences with the correct forms of the verbs in the box. Students C present the answers on Bb.Step 4 Activity 4cWrite th