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Unit 7 Protect the Earth补充习题答案(一)
发表时间:2018-03-10 15:19:09  文章来源:05网  浏览:31次

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文章摘要:Unit 7 Protect the Earth补充习题答案 ,耐溶剂贵公子皂白,救你滇西油光晶亮。

A Listen and circle

录音文字稿:

1. They help keep the air clean. They give us wood. What are they?

2. It makes the classroom dirty and messy. We should put it in the bin. What is it?

3. Most of our energy comes from them. There are not much of them on Earth.

4. People use it to make bags and bottles. Too much of it is bad for the Earth.

5. It is very useful. People drink it and use it to clean things.

6. It comes from cars. It makes the air dirty.

参考答案:

1. a 2. b 3. b 4. b 5. a 6. b


B Listen, write and match

录音文字稿:

1. We use water to wash clothes.

2. We use plastic to make bags.

3. We use wood to make tables and chairs.

4. We use waste bottles to make toys.

5. We draw pictures on paper.

6. We need oil to drive cars.

参考答案:

1. water, clothes, e 2. plastic, make, d 3. wood, tables, chairs, a 

4. bottles, toys, c 5. pictures, paper, f 6. oil, drive, b


C Look and say

参考答案:略


D Read, judge and write

参考答案:

2. should, shouldn’t 3. shouldn’t, should 4. shouldn’t, should

5. should, shouldn’t 6. shouldn’t, shoul


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