7.允许某人做某事

___________________

答案：permit/ allow sb. to do sth.

8.向某人解释某事

___________________

答案：explain sth. to sb. 或 explain to sb./sth.

9.迫使某人做某事

___________________

答案：force sb. to do sth.

10.靠近，接近

___________________

答案：get/ be close to

11.使高兴；使振奋

___________________

答案：cheer up

12.少于，比......少

___________________

答案：less than

13.突发；爆发

___________________

答案：break out

14.既然；由于

___________________

答案：now that

15.向前走；前进......

___________________

答案：step forward

Ⅲ.句型转换

1.You will regret in time.

You will regret _________ _________ _________.

答案：sooner or later

2.Since you have got such a good job, you'd better work hard.

_________ _________ you have got so _________ _________ job, you'd better work hard.

答案：Now that; good a

3.Yesterday I met an old friend in the street by chance.

Yesterday I met an old friend _________ _________ in the street.

答案：by accident

4.Do you understand what the teacher said just now?

Do you _________ _________ _________ what the teacher said just now?

答案：make sense of

5.When I walked into the classroom the lights went out.

When I _________ the classroom, the lights _________ _________ _________.

答案：entered; were turned off