题目内容
【题目】看图回答问题。
1. -What can we do to keep our city clean?
- We can take the___________ to school.
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2. -What can we do to keep the air clean?
- We can ___________.
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3. -What can we do to keep our city clean?
- We can move some ___________ away from our city.
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4. -What makes our city dirty?
- ___________ from cars makes the air dirty.
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5. -What can we do to keep the river clean?
- We can put the rubbish in the ___________.
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【答案】1.school bus 2. plant trees 3. factories 4. Smoke 5. bin
【解析】
略
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