新外延版九年级英语上册module12unit3.ppt

* * * * * * 外研 九年级 上册 Unit 3 Language in use Module 12 Save our world To summarize and consolidate the rules of word building Objective: 语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语法规律。 Observe the following sentences carefully. They are all from this module. 1. Reuse means “use again”. 2. Though pollution is heavy now, I don’t think it’s hopeless. 3. If the rivers are polluted, farmers can’t use the water for their crops. 4. If everyone starts to do something, the world will be saved. 5. We all need a healthy environment, but we produce waste every day, and it is harmful to our environment. 6. Do not waste things. 7. Repeat these three words daily: reduce, reuse and recycle. 8. Before you buy something new, think whether it is really necessary because maybe old one is just as good! 9. …but let’s take these simple steps today so that we will save the world for our grandsons and granddaughters tomorrow. 1. _______ (use) means “use again”. 2. Though ________ (pollute) is heavy now, I don’t think it’s ________ (hope). 3. If the rivers are polluted, ________ (farm) can’t use the water for their crops. 4. If _______ (everyone) starts to do _________ (something), the world will be saved. 5. We all need a _______ (health) environment, but we produce _______ (waste) every day, and it is _______ (harm) to our environment. Reuse pollution hopeless farmers everyone something healthy waste harmful go Ready? 6. Do not ______ (waste) things. 7. Repeat these three words daily: reduce, _______ (use) and _______ (recycle). 8. Before you buy _________ (something) new, think whether it is _______ (real) necessary because maybe old one is just as good! 9. …but let’s take these simple steps today so that we will save the world for our _________ (grandson) and _________ (granddaughter) tomorrow. waste reuse recycle something really grandsons granddaughters 将两个或两个以上独立且语义不同的单词合在一起构成新词的方法称作合成法。 overlook… 合成动词 himself, everyone, nothing… 合成代词 howe