1、白湾子镇学校九年级英语(上)导学案 执笔人:张萍 领导审核:付世明 王春艳 时间:2013.9.8 学生姓名: 班级: Unit 9 When was it invented? 第2课时 Section A (3a-4) 【预习案】(教师寄语:预习感知,有备无患。) 【温馨寄语】If you don’t learn to think when you are young, you may never learn. 如果年轻时就没有学会思考,
2、那么就永远学不会思考。 【学习目标】 1. Knowing : bulb light bulb microwave microwave oven 2. Understanding: 理解对创造和发明事物表达认识和看法的句子。 3. Habit-forming: 学会对创造和发明事物表达认识和看法。 【预习案】 【使用说明及学法指导】 预习课本70页的新单词,完成下列内容。 1.各小组成员用划分音节法拼读单词。2.熟读并写会新单词,各小组组长进行组内成员单词短语学习情况检测。
3、 【探究案】 (教师寄语: 展示自我,合作提高) 【温馨寄语】 By reading we enrich the mind, by conversation we polish it. 读书使人充实,交谈使人精明 自主学习: Task 1: 3a Pai
4、rwork: Make a list of five helpful inventions and five annoying invention. Task 2 :Pairwork: Discuss your opinions in 3a with your partner . Read the dialogue in pairs. .Practice the dialogue in pairs. . Make new conversations like this using the information in 3a . Model 1: A: What do yo
5、u think is the most helpful invention? B:I think the most helpful invention is … A: Why is that ? B: Well, it … Model 2: A: What do you think is the most annoying invention? B: I think the most annoying invention is … A: Why is that ? B: Well , it … 翻译下列的句子:(独立完成)。 你认为最有用的发明是什么?___________
6、 我认为最有用的发明是电灯泡。________________________________________ 它能够每天给人们更多的时间工作和玩。______________________________ Task 3: Imagine that you are alone on a tiny island. Choose five inventions you would like to have on the island with you. Tell the group what you chose and why.
7、 Model:A:I'd like to have …because I could…B: Yes, but that's not going to help you leave the island. I think it would be better to have … Task4: 1.复习被动语态的用法。(独立完成). 2. annoying adj. 讨厌的, 恼人的(往往指事物) annoyed adj. 生气的, 恼怒的 (往往指人) e.g. My father is with
8、me.爸爸在生我气。 How it is! 真讨厌。 3. helpful adj. 有帮助的, 有益的 e.g. Mr. White is a very man. ☞ 构词法:n + ful → adj 如: use + ful → useful thank + ful → thankful beauty+ ful → beautiful care + ful → careful 【训练案】(教师寄语:相信自己,
9、你是最棒的!) (一)句型转换: 1. She was seen to come out of the library by him.(变为主动语态) He ___________ ________ ___________ out of the library. 2. When are trees often planted? (变为主动语态) When _________ people often ___________ ___________? 3.The League was founded in Guangzhou in 1922 ?(提问划线部分) ________
10、 __________ the League _______________? 4. Did the students wear the school clothes a lot?(变为被动语态) ___________ the school clothes ________________ a lot ? 5. Kate took good care of the baby yesterday evening ? (变为被动语态) The baby ___________ __________ well by Kate yesterday evening ? 6. His au
11、nt bought him a bicycle. (变为被动语态) A bicycle __________ ____________ _____________ him by his aunt. (二)汉译英: 1.计算机是何时发明的?__________________________________________________ 2.谁发明了计算机?______________________________________________________ 3.计算是用来做什么的?_______________________________________________
12、 4.你认为什么是最令人讨厌的发明?________________________________________ 【课后反思】 A good begin is half done.






