湖北省咸宁市嘉鱼县城北中学九年级英语上册 Unit 2 Saving the Earth Topic 2 Section A导学案（无答案）（新版）仁爱版.doc

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1、Unit 2 Saving the Earth Topic 2 Section A一、学习目标：1、学习不定代词anything, something并复习现在完成时。2、掌握以下生词、短语：sand, sandstorm, desert, although, reduce, human being, completely, change into, a number of, stopfrom, die out二、自主预习：（一）翻译：1、结果2、砍倒3、把变成4、阻止某人做某事5、人6、对有害7、吹走8、冲走9、大量、许多10、形成11、灭绝，消失12、在过去13、的重要性（二）你能在1a中

2、找出任何不定代词吗？你还能列举出更多的不定代词吗？_三、合作探究：1、1a.Listen and finish 1b.Listen again, and answer the questions.Q1：Whats the weather like today?Q2：What causes these sandstorms?Q3：Do we still need to do something to protect the environment?Enjoy the flash and finish 1c.2、Read.Read 1a and find out the sentences of

3、Present Perfect.Read and discuss.a. The wind outside is blowing strongly句子中的strongly可以换成hard吗？b. A lot of rich land has changed into desert.a lot of=_修饰_(u/c)change into译为_eg：水变成了蒸气（steam）_c. Tress can stop the wind from blowing the earth away.stop sb from doing sth.译为_=_eg：大雪阻止游人离开山顶。_d. People hav

4、e out down such a large number of trees thata number of译为_修饰_（U/C）the number of译为_作主语时，谓语要用_（单数形式/复数形式）eg：用a number of和the number of填空：There are _ cars in the parking lot. _ the cars is about 200.四、当堂评价：1、Retell 2a.K：wind, sand, anythingM：sandstormsJ：at down, as a result, change intoM：affectJ：stopfr

5、om, blowawayK：can be savedJ：washawayK：is harmful to, although, do something2、Finish 2.3、Discuss in pairs, complete 3.4、Listen and complete 4.五、拓展提升：1、Use“someone, something, anything, somewhere, anywhere.”to fill in the blanks.Lily, world you like _ to drink?Cindy is very busy now. She needs _ help her.Is there _ wrong with your computer?Jim looked for his pencil-box _, but he didnt find it.I stayed at home last week, I didnt go _.2、根据Part 3的图，小组讨论风暴的形式，并且写一篇有关它的短文。六、课后检测：Section A.2