Question

All over the world ,people have cut down millions and millions of trees . Did you know many kinds of animals and plants are now disappearing ? In particular , trees are very important 1. Because they produce oxygen (氧气) and control（控制）the climate .
Now , many people are beginning to take these problems seriously . They are making wind generators (发动机) and planting new trees . There is a group in our class that picks up the garbage at school . Whether the weather is hot or cold we always do it . 2. I think we are setting a good example to everyone else.
I hope , in the future , the sky can be clearer , the water cleaner , and the land greener . Then both people and animals can have a greener Earth .

Answer 1

小题1:因为他们制造氧气并且控制气候。
小题2:我想我们正在给其他人树立好榜样。

试题分析：这篇短文主要谈论了树木对于这个世界的重要性。
小题1:注意本句中有两个并列谓语，可以翻译成两个并列分句。
小题2:短语set a example to为……树立榜样。
点评：在做汉译英时，首先应该根据句子的时间状语，逻辑关系确定句子的时态；其次，根据相关信息确定主要句式短语；第三，注意句子中人称、数以及时态问题。第四、注意英语的表达习惯及常见搭配等问题。