《陕西省西安市庆安中学2020届九年级英语全册 Unit 9 When was it invented（第2课时）导学案（无答案） 人教新目标版》由会员分享，可在线阅读，更多相关《陕西省西安市庆安中学2020届九年级英语全册 Unit 9 When was it invented（第2课时）导学案（无答案） 人教新目标版（3页珍藏版）》请在金锄头文库上搜索。
1、Unit 9 When was it invented（第2课时）策略与反思纠错与归纳【学习目标】1. 尝试掌握下列单词和短语bulb, light bulb, microwave, microwave oven,crispy, salty, sour, by mistake, chef, sprinkle, 2. 能将被动语态运用到对话中。【重点难点】被动语态对话中的灵活运用。【使用说明与学法指导】1. 动词的过去分词变化方法2. 被动语态的灵活运用。【自主学习】建立自信，克服畏惧，尝试新知请同学们完成下列单词和短语的翻译：老师在你身边老师和你一起预习，共同进步。1. 有用的_2. 电灯泡_
2、3. 咸的 _4. 脆的 _5. 错误的_6. 最终_ 完成下列句子的汉译英：7. 我认为最有用的的发明是电灯泡。I think _ is the _.8. 薯条是无意中被发明出来的。Potato chips _.9. 顾客说他们不是太咸。The customer said they werent _.老师与你们同在请同学们激情讨论对话。10. 他们在1863年被发明的。They _ in 1863【合作探究】升华学科能力，透析重难点11 . Step1. Make a list of three helpful inventions 1)_2)_3)_12. Step2. 请根据3b, 编一
3、段对话, 并且背诵。A：_B：_A: _B: _Step3. Potato chips were invented by mistake.13. 改词可以理解为：_.14. 她无意将盐放进了她的茶里。She_ salt_ her tea_.15. 昨天我无意拿了你的雨伞. I _ your umbrella_.【当堂训练】技能拓展应用，搭建晋级平台单项选择。16. This kind of metal is used _planes.A. as make B. for making C. by making D. for made17. We must start early, _ we ha
4、ve a long way to go .A. because B. for C. since D. as18. Mike: Look, what an old palace! It looks so great!Lucy: Yeah, it _ nearly 800 years ago.A. was building B. was built C. has built D. is built19. Why didnt Betty come to school yesterday? _ she was ill.A. But B. Though C. If D. Because 【拓展延伸】be used as, be used to do, be used for, be used to doing, used to do 20. He _a teacher, but now he is a businessman. 21. The looks _ locking the doors.22. Japanese _ the second foreign language in many universities in China.23. People _ the Internet now. 24. Wood can _ make paper.
