题目内容
4. 对于帮助保护环境，他们已经做了很多。
They have help protect the environ-
ment.
4. done a lot to
15. 你通常如何处理你的旧衣服？
What do you usually ?
5. ( 2015 四川雅安中考) Trees on both sides of the
road next year.
A. will plant B. will be planted
C.are going to plant D. are planted
3. 对……有害
4. 在正确位置
9. 环境问题已经成为一个严重的问题了。
The environmental problem has .
4. ( 2015 江苏泰州，10, ★★★) The energy from the sun and wind is very cheap and it will never .
A. come out B. put out
C.carry out D. run out
1. 调查 2.灰尘，尘土
6. Eating junk food is (harm) to children's health.
3. 电力;力量
