1 . 萨姆如此兴奋以至于无法入睡。
Sam was ________ ________ that he couldn’t fall asleep.

2 . 那件裙子太漂亮了，那个女孩盯着它好长时间!
The dress was ________ beautiful ________ the girl ________ her eyes ________ it for a long time.

3 . 这道题如此的简单以至于我可以轻易地算出来。
The questions is ________ easy ________ I can work it out ________ ________.

4 . 老师说英语那么重要，我们都要努力学好它。
Our teacher said that English ________ ________ ________ ________ we must try to learn it well.

5 . 二泉映月听起来是如此伤心以至于我几乎一直在哭。
Erquan Yingyue sounded ________ sad ________ I almost cried along with it as I listened.

6 . 他总是彬彬有礼，所以与所有邻居都相处融洽。
He is so polite ________________ all his neighbours.

7 . 昨晚汤姆太累了以至于他一躺在床上就睡着了。
Last night, Tom was ________ tired ________ he fell asleep as soon as he lay on the bed.

9 . Mary was lucky enough to win a free journey to Hong Kong.（保持句意不变）
Mary was so ________ that she ________ a free journey to Hong Kong.

10 . Lin Tao’s speech on how to be a good volunteer was           wonderful that we couldn’t stop cheering for him.

A．so

B．too

C．very

D．quite