Unit 1
1.It was quite terrible. It took me some time to c______ down myself.
2.Parents are always c_______ much about their children.
3.True friends always s______ their sadness and happiness with each other.
4.I'm terribly sorry. I didn't do it on p__________.
5. Some animals hibernate under snow, because there is much air in l______ snow.
6. A_______ to the law, t_______ are not allowed to smoke or drink.
7. The old man went t_______ many wars and s_____ a lot from them.
8. After the terrible hurricane, the whole house was destroyed e________.
9. If you have some trouble, you can go to the teacher for a_________.
10. By internet, we can c_________ with people all over the world c_________.
11. By now, he has formed the h______ of doing some reading before going to bed.
12. The r_____ he gave for his c_____ in the exam was simple.
Unit 2
1.Many students attended the lecture, i________our monitor.
2. Though he is a n________ English speaker, he can speak English very fluently.
3. Nowadays, many tall buildings have e_______ for people to go up and down.
4. He thought I had known the fact. But a_______, I knew nothing about it.