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师梦圆初中英语教材同步人教版九年级全一册Section A 1a—1c下载详情
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The river used to be so clean, but now it is only in memory.

Factories put waste into the river.

water pollution

I am not sure if I can call it “river “ again !

1

Do you often speak loudly in public?

Can you sleep well with so much noise?

noise pollution

There are more

cars on the road.

1a

Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.

noise pollution

____________

____________

____________

____________

air pollution

___________

___________

___________

___________

water pollution

____________

____________

____________

____________

loud music

planes ,cars

mobile phones

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