Question

请你简单列举两个改善环境的有效办法。（5分）
What do you think we should do to improve our environment?
(1)                                                   .
(2)                                                   .

Answer 1

小题1:I think we should plant more trees.
小题2:In my opinion, we must not waste water.

试题分析：
小题1:I think we should plant more trees. 可以用一些表达自己观点的句式例如I think; plant more trees植树。
小题2:In my opinion, we must not waste water. 可以用一些表达自己观点的句式例如I think, in my opinion等，以及用到情态动词，如should, must 等。