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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 Grammar focus 4a—4c下载详情
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Light pollution

white pollution

waste pollution

●There are many kinds of pollution, such as air pollution, water

pollution, waste pollution, land pollution and so on.

● People are littering waste in the river, so the rivers aren’t clean

anymore.Factories are putting waste into the river.

● The air is badly polluted,because there are too many cars on the road.

● Factories that burn coal pollute the air with a lot of black smoke.

● Planes are widely used in our daily life, which, however, makes

a lot of noise.

● …

● To cut down air pollution, it’s better to walk or ride a

bike to school or work.

● Everyone should help to clean up the rivers.

● It’s helpful to plant more trees around us.

● The government can make some rules even laws to make people realize the importance of environment.

● …

▲保护环境的具体方法

1. Reduce (use less): ①Turn off lights when you leave the room.

②Do not order more food than you can finish.

③Before you throw away something, think it over.

④Walk or ride a bike to school.

⑤Save water as possible as you can.

2. Reuse (use again): ①Bring a reusable bag instead of paper bag while shopping.

②Use something that can be used many times.

③Use things for as long as possible.

3. Recycle (change things into something else to be reused):

①Divide your rubbish into plastic, glass, paper and rubber.

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