1 . We don’t know______________________________
我们不知道他是否会来。

2 . 众所周知，教育对一个人的未来发展非常重要。(of +抽象名词)
As is known to all, education is ________________________________.

3 . 他们在山区工作时肯定受了不少苦。(情态动词+ have done)
They ___________________________ when they worked in the mountain area.

4 . 直到我们住在一起几个星期，我才发现我们有很多相同之处。(强调句)
_________________________________ I found we had a lot in common.

5 . 他虽然工作很忙，但每天还是抽出一些时间给他的孩子们讲故事。(while)
__________________________, he spares some time to tell stories to his children.

6 . 不管前面有什么困难，我们都会去那里。(no matter +疑问词)
We will go there __________________ lies ahead.

7 . 我们都应该把保护环境当成我们的职责。(make +it +n.+ to do sth.)
All of us should _____________________________________________.

8 . 人们不仅用语言相互进行交流，还用它来表达自己的情感。(not only… but also)
Not only ____________________________, but they also express their feelings through it.

9 . However hard you try, it is difficult to lose weight without cutting down the amount you eat.
________ ________ ________ ________ you try, it is difficult to lose weight without cutting down the amount you eat. (同义句转换)