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二、.预习成果展示：
1.pollute(名词)________ 2.activity(复数)________ 3.lunch(复数)_______ 4.leak(形)_____
5.little(比)_______(最)______ 6.shut---_____---______ 7.扔掉________
8.获得奖励_________ 9.两者都不_____________ 10.你自己的袋子_____________
11.节约水_______ 12.关灯________________ 13.关闭电脑________
三．课堂研讨助学
1.Read the lesson then finish the exercises 1
2. Discuss the following sentences
1) 1.What do you do when you see somebody throwing garbage on the ground.
2) How much garbage do you throw away after lunch?
3) Environment clubs encourage students to bring their lunches in reusable bags .
4) Turn off the television and shut down the computer when you are not using them
四. 当堂练习.检测固学
1. The tap is _____(leak). who can fix it? Who can fix the _______(leak)toilet?
2. I saw him ________(play)soccer when I came to school.
3. We often see the cat _______(climb)the tree.
4.My mother often encourages me _____________(be) brave.
5.We should do something to stop the __________(pollute).
6.It’s a good way ___________(reduce) pollution.
( )7. If you want to watch TV, you can ___.A.turn it on B.turn it off C.turn up it D.turn down it
( )8. Danny,don’t______the food. It’s_______.
A.throw to; waste B.throw away; a waste C.throw to; a waste D.throw away;
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八年级英语（下）Lesson44 第 PAGE 2 面 共1面