Unit 2 Saving the earth Topic 1 Pollution has causes too many problems Section D 课件+练习+音视频

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U2T1SD:27张PPT
Unit 2 Saving the earth
Topic 1 Pollution has causes too many problems
Section D同步练习
一、用适当的介词填空。
1. Reading in the sun is bad _____ our eyes.
2. Some factories put waste water_____ the river.
3._____ example, we can choose a quiet to live.
4. We can learn a lot from him _____ many ways.
5. Litter is everywhere _____ the increase in population and the development of industry.
二、根据汉语提示完成句子。
1. 噪音污染也可能引起高血压。
Noise pollution can cause as well.
2. 大多数人没有意识到自己正呼吸着被污染的空气。
Most people don’t that they polluted air.
3. 我们需要发展本地工业。
We need to the local .
4. 随着工业的发展，环境污染成为一大社会问题。
, environmental pollution becomes a big social problem.
5. 燃烧煤和汽油污染大气，也有害于我们的健康。
Burning coal and oil pollutes the air, and it our health .
三、写作
Make a proposal(发出倡议书）.
Some useful expressions:
close down the polluted factories；
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压缩包内容：
808垃圾分类动画宣传片_超清.mp4
p33-1a.mp3
U2T1SD.doc
U2T1SD.ppt