题目内容：

 

1.我们为中国登山队再次成功登上珠穆朗玛峰顶而感到骄傲。

We ______________________________that the Chinese climbers reached the top of Mount Qomolangma again.

2.我们旅行时，安全是最重要的。

__________________________________ while we are travelling.

3.这个工厂一直把垃圾倒在河里，但现在已经有了很大的改变。

The factory __________________________________, but now it has changed a lot.

4. 她太激动了，以至于一直哭着，说不出话来.

She was so excited _______________________________________________________.

5. 杰克喜欢表演并已成功扮演了一位推销员的角色。

Jack likes acting and he __________________________________ a salesman successfully.

6.我不能冒险让他独处，即使是一会儿。

I couldn’t____________________________________, even for a short time.