1 . 其中，如何保护脆弱的生态系统是需要我们高度重视的问题之一。（汉译英）
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2 . 选词填空
1. You’d better _____ all the needless words in your composition.
2. In those days, the researchers_____ every to study on the problem.
3. I think you’ll succeed in winning the game as long as you don’t_____
4. To maintain a good interpersonal relationship, we must learn when_____ and when to keep silent.
5. He was checking the books on the shelf aimlessly and all of a sudden the title of a novel_____ .
| make use of；attach to；give advice；cross out；give up；catch one’s eye；side by side；burst onto |
2. In those days, the researchers
3. I think you’ll succeed in winning the game as long as you don’t
4. To maintain a good interpersonal relationship, we must learn when
5. He was checking the books on the shelf aimlessly and all of a sudden the title of a novel
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