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1、Lesson 46:Protect Our Environment Several kinds of pollution: Learning aims :1.master the new words: more, most, bad worse worst, litter 2.Giving suggestions on how to protect our environment. PAPER PLASTIC METAL GLASSLook at the sorted garbage. Paper is the most. Glass is the least. There is more p

2、lastic than metal. the most of all more the least of allmore than glass, less than plastic. Compare:big bigger biggest small smaller smallest old older oldestgood better best many / much more most bad /ill worse worst ReviewVocabulary 1.把垃圾分類2.扔掉3. 之一4. waste paper5. a broken wheel 6. can be reused7

3、.need to do sthsort the garbagethrow awayone of廢紙 /浪費紙張一個壞輪子能被再利用需要做某事 Fill in the blanks with proper forms.1.They were _(surprise) to see him in a dress.2.Almost all the garbage can be _ (reuse) or recycled.3.People shouldnt _(waste) things .4.There are _(many) students in our class than in theirs.

4、5.The _(bad) chair in our class is a black one.6.One of the _(boy) is from Beijing.surprised reusedwastemoreworst boys 7. Of all the _(sort) garbage, the glass is the _(little).8.Litter is a _(waste), And it can also _(hurt) people.9.Lets put all of sorted garbage in to bags for _(recycle).10.Its no

5、t right _(waste) things.11.The _ (surprise) news _ (surprise) us all.12.Look at the _(break) car, whose is it ? surprisedsurprisingsortedleastwastehurtrecycling to wastebroken Why not ride a bike ? It makes the least pollution of all type of transportation !Do you ride a bike ? Fill in the blanks wi

6、th the proper forms.1.Dont be _ (worry) .2.The air and the water _(be)clean in Dalian.3.Then those waste things get_(make) into new things .4.I think cars and big factories make the _(little) pollution .5.It makes the least _(noisy) of all the transportation.6.I try _ (not waste) water .worried are

7、madeleast noisenot to waste 1.Make a poster about begin from us to introduce how to protect the environment.2.Give more suggestions about how to protect the environment and then make a report.Homework 1. Learn the words in Lesson 47 by heart.2. Read the text in Lesson 47 and underline the useful phrases.