九年级英语全册Unit9WhenwasitinventedSectionB1a1b2a2b2c3a学案无答案人教新目标版.doc
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1、江西省萍乡市芦溪县宣风镇中学九年级英语全册 Unit 9 When was it invented Section B 1a 1b 2a 2b 2c 3a学案(无答案) 人教新目标版导学目标:1基础知识目标: 1)掌握1a-3a的重点词汇及短语。 bush remain notice produce pleasant mixture by mistake in the end by accident fall into in this way according to 2)重点句型: Potato chips were invented by mistake. The emperor noti
2、ced that the leaves in the water produced a pleasant smell.3) 掌握一般过去时被动语态。2能力目标:使学生学会正确运用被动语态谈论身边的事物3、 学习策略(Learning strategies): Scan reading 4、情感目标:通过熟悉我们周围的发明物的历史来开阔眼界,丰富自己的阅历使自己养成勤于思考,善于总结的好习惯。导学过程一、自主预习1)预习以下单词和短语1脆的_ 2咸的_ 3酸的_ 4错误的_ 5厨师_ 6撒,洒_7 厨师 _ 8 古代_ 9.留下;保持不变_10 偶然地_ 11 落入;陷入_ 12用这种方法_ 1
3、3.按照;视。而定_ 14错误地_2)单项选择1. Wood can be used for _ desks .A making B to make C made D make 2. _ Do you think the light bulb was invented _ ?_ No, I dont think so .A by mistakes B by mistake C for mistake D with nistakes 3. I think potato chips are not _ .A thinner B thin enough C enough thin D thinner
4、 enough 4. The boy makes the teacher _ .A angry B angrily C happily D angrilier5. He sprinkled lots of _ on them so they were really _ .A salty, salty B salt, salt C salty, salt D salt ,salty二、学案导学Step1. Greeting and check the homework.Step 2. Free talk:Ask the students to practices talking to each
5、other about some inventions.A: What do you think is the most helpful invention?B:I think the most helpful invention isA: Why do you think so?B: Well, it gives meStep 3 Presentation1. Show some pictures of food and drink. Ask students what they are.2.Then ask the students to describe how food tastes.
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