英语翻译1.乘船旅游很舒服.2.做过多的练习没用.3.我花了整个下午给我的朋友写信.4.我用一下你们办公室的电脑你介意吗?

1. Travelling by ship is vey comfortable.
2. Doing too much exercise is useless.
3. I spent the whole afternoon writing to my frind(s).
4. Do you mind my using the computer in your office?