仁爱版九年级英语上册unit2 saving the earth topic 2 all these problem are very serious section a导学案(无答案）.docx
3页
九年级英语上册U2 Saving the EarthTopic 2 All these problem are very serious . Section A导学案（预习+展示+反馈） 备课组：九年级英语备课组 主备人: ___________ 时间：一．教学目标： 1知识技能：1．掌握本课的重点词汇和短语，谈论沙尘暴的成因,感知不定代词和不定副词的用法2．掌握Section A相应的单词和词组：sand, although, sandstorm, desert, human being,…3．掌握句型: A lot of water can be saved by forests….4．Grammar: Indefinite pronoun and adverb.2 过程与方法：通过对话、朗读等小组合作活动，学习词汇，能够根据图片和信息提示词描述沙尘暴形成3 情感态度与价值观： 通过小组合作活动，培养学生要爱护大自然二．教学重点： 能够从所听材料中获得有效的细节信息来补全句子能够根据图片和信息提示词描述沙尘暴形成的过程三、教学难点：描述沙尘暴形成的过程 四、课时安排：1课时五、教学过程(一)知识回顾: （独学,对学） 通读1a，完成1b，1.天气真差！_________________ 2.结果 ________________________ 3.变成 _______________________ 4.阻止…做… ______________________ 5.把…吹走 ___________________ 6.把…冲__________________________7.大量许多 _____________________ 8. 形成，产生_______________________ 9.充足充分的_________________ 10.尽某人最大的努力___________________(二)新知学习1、自主学习: （独学，展示）通读1a, 完成1b，并展示。
2、合作探究:（群学，展示）A.小组合作探究完成以下任务：Task 1 组长带领读1a对话两遍Task 2在1a画出下面的句子并做对应的练习课堂展示）1.What bad weather! 译：____________________________________总结：What引导的感叹句--- a. What+形容词+不可数名词/可数名词复数！ b. What+ a/an+形容词+可数名词单数！练习：1）多么繁忙的一天呀！ 2) 多么美丽的花呀！ _______2.As a result, a lot of rich land has changed into desert. 译：________________________________________点拨：change …into…（把…变成…）= turn… into…3.Trees can also stop the wind from blowing the earth away. 译： __________________________________________点拨：stop sb./sth. (from) doing sth. = prevent sb./sth. (from) doing sth. 阻止…做某事 (from可以省略)链接：同义词组 keep sb./sth. from doing sth. 阻止…做某事（from不能省略）4.Cutting down trees is harmful to human beings, animals and plants. 译：____________________________________________________思考：cutting down trees是______词短语在句子中作______语，谓语用______数。
Task 3 听力训练3a &3bA. Listening exercise. B. 课堂展示3、展示提升（对学）：两人一组，练习课本2中的看图对话，并展示 Work in pairs and talk about two of the pictures .（1c）4. 达标测评:（一） 单项选择（ ）1.What weather !Let’s go hiking .A.a bad B.a fine C. bad D. fine( )2.We should humans destroying the environment. A.keep . by B. stop. to C.prevent. by D.stop. from( )3.I have to wait for the traffic lights to green .Then I can go on walking. A. change B. changed C. change to D.changing into ( )4. He made a serious mistake during the work . It us to stop working. A .caused . B. because C. did D. made （二）、完成下列句子。
1.我们必须阻止人们砍伐太多树木We must __________ people ________ _______ _________ too many trees.2.他们正努力阻止肥沃的土地变成沙漠They are trying to __________the rich land _______ ________ _____ desert.5．纠错巩固6.学习反馈（课堂小结）通过这节课，你学到了什么? 还有什么疑问？7.拓展延伸（课后作业） A练习册 Unit 2 Topic2 SA的练习B中考链接1. ____ the help of the government, the poor children can get ____ good education. A. Under; a B. With; a C. Under; an D. With; an 2. ---___ he ever ____ abroad? ---No, never. A. Did; go B. Have; been C. Has; been D. Has; gone 3. Though it was so cold, __ he went out without a coat. A. but B. or C. so D. / 4. ---Hello, this is Lily’s speaking. Can I speak to Mr. Lee? ---Sorry, he’s ____ to Tianjin. A. been B. gone C. went D. go 六、教学反思第 3 页。
