Question

中译英10句（手工翻译，谢谢）

众所周知，吸烟会导致肺癌，因此你最好戒烟（cause)
要一位十岁的孩子解决这类问题太难了（too...to)
今天上午，你收到你叔叔的来信了吗（hear from)
在你的帮助下，我确实在英语学习上取得了很大进步（make)
你最好不要在阅览室里嚷嚷（had better)
我们怎么才能阻止人们乱吐痰呢？（prevent...from)
总的来说，马丁是我们办公室里一名出色的员工（on the whole)
旅行能使我们丰富知识，拓展视野（enable sb to do)
我外出度假时，你负责一下这工作好吗（in charge of)
昨天老师说我们班将举行一次讨论（there be)

Answer 1

As we know , smoking causes lung cancer,so you‘d better stop smoking
To a child of ten to solve this problem is too difficult
Did you hear from your uncle this morning？

I really made a great progress in English with your help
You had better not shout in the reading room
How can we prevent people from disorderly spit?
On the whole, Martin is an excellent staff in our office
Travel can enable us to harvest knowledge, expand horizons
Can you be in charge of this work when I went on holidays?
The teacher said that there would be a discussion in our class
纯手工翻译，求采纳！！

Answer 2

1.As everyone knows, somking will cause lung cancer, so you'd better quit it.

Answer 3

As we all know,smoking causes cancer,so,you'd better give up smoking