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问题: 英语问题

1.翻译:Scientists make tapes of the sounds and study them.
2.怎样用away from造句?
3.翻译:Laughter helps us feel part of a group.
4.怎样用all over 造句?

解答:

1. 科学家把这些声音录下来,并进行研究

2. He has been away from home for a long time.

他离家已经多时了

3. 笑容让我们感受群体的感觉.

4. Rats are spreading all over the world.
老鼠在全世界蔓延