1 . 得知你学习汉语有困难让我很担心，我写信给你提供一些建议。(v.­ing作主语;make＋宾语＋宾语补足语)
________, and I’m writing to offer you some advice.

2 . 更重要的是，你应该让他们知道他们是有价值的。（汉译英）_________________________________________________________________________

3 . 稍微了解一下英国的历史，就可以帮助你解开这个谜题。(汉译英)
_______________________________________________________________________________________________

4 . 汉译英
1. ________________正如我们所知
2. ________________处于危险中
3. ________________据报道
4. ________________导致
5. ________________保护……免受……
6. ________________灭绝

5 . 她看上去好像对此一无所知。其实不然。(as if/though) (汉译英)
_______________________________________________________________________________

6 . 如果你需要进一步的帮助，不要犹豫，尽管告诉我。(hesitate)
Don’t ________________ if you need further help.

7 . If Nina __________ that her husband would go to the bus stop to meet her, she wouldn’t have walked back home.

A．knows

B．knew

C．has known

D．had known

8 . ____________ (know) what to do，she went to her parents for help.
由于不知如何是好，她去找父母帮忙。

9 . At the police station, she ______ her handbag as soon as she saw it.

A．realized

B．knew

C．recognized

D．brought

10 . 知道你得了一等奖，我感到非常满意。(It作形式主语;satisfaction)(汉译英)