五、从Ⅱ栏中选出与Ⅰ栏相对应的句子。
Ⅰ
() 1. Can the boy use too much plastic?
() 2. Does he often waste water?
() 3. How can you reuse paper?
() 4. How can he protect the Earth?
() 5. What can we reuse?
Ⅱ
A. Yes, he does.
B. He can plant some trees.
C. No, he can’t.
D. We can reuse it to make boxes.
E. Plastic bottles.

五、1.C 2.A 3.D 4.B 5.E

六、按要求完成句子。
1. We should drink water. (改为否定句)
We drink water.
2. I can reuse plastic bottles to make toys. (改为一般疑问句)
reuse plastic bottles to make toys?
3. Wood comes from trees. (对画线部分提问)
wood from?
4. We should use glass bottles to drink water. (对画线部分提问)
should to drink water?

六、1. should not 2. Can you 3. What does; come 4. What; you use

七、[新考法]阅读材料，选择正确的答案。
The students of Grade 6 at Clean City School collect empty bottles. Then in July, they are going to take them to a recycling centre(回收中心). They are going to sell the bottles and buy some books for the school library. Kate has a graph(图表) to show the number of the bottles.

() 1. In October, the students collected empty bottles.
A. 80
B. 60
C. 40
() 2. [跨学科题] The students collected more bottles in December than in November.
A. 40
B. 20
C. 30
() 3. The students picked up the same number of bottles in and .
A. October; February
B. September; April
C. January; March
() 4. The students are .
A. foolish
B. bored
C. good

七、1.C 2.A 3.C 4.C