内容正文：
Unit 7 Section A (Grammar Focus－4c)
同步练习
一、选择题(每空2分，共20分)
1. ________ number of students took part in the English competition, and ________ number of them is 1, 000.
A. A; a B. A; the
C. The; the D. The; a
2. There ________ a lot of trees here, but now it has become desert.
A. is B. have
C. used to be D. used to being
3. The train won’t leave for another ten minutes, so I think we can ______.
A. turn on B. make it
C. turn up D. come on
4. He used to arrive late, but now he ________.
A. hasn't B. doesn't
C. isn't D. wasn't
5. It's dangerous for us to give too much ________ about ourselves on the Internet.
A. messages B. suggestions
C. preparation D. information
6. Your father used to eat meat, _____？
A. did you B. didn’t you
C. usedn’t he D. did he
7. —The summer vacation is coming. Do you have any plans?
—I'm going to _____ a hobby like playing the guitar.
A. cut up B. look up
C. turn up D. take up
8. I ______ sleep very well, but then I started doing yoga and it really helps.
A. didn’t use to B. used to
C. was used to D. wasn’t used to
9. Playing computer ________ is bad for our eyes.
A. too many B. too much
C. much too D. lots of
10. I used to _____ at half past six, but now I am getting used to _____ at seven.
A. getting up, get up B. get up, getting up
C. got up, getting up D. got up, get up
二、完形填空(每空1分，共10分)
I have two good friends. They are Jim and Alice. We are in the same class. We often __1__ time together. They __2__ a lot in the last few years.
Jim used to like junk food very much. He used to be very fat and __3__. When we climbed the mountains, he couldn't reach the top. But now he likes to eat much healthy food. He __4__ eat junk food anymore. He __5__ eats ice cream. He also takes more exercise now.Every morning, he gets up early and runs on the playground.In the afternoon, he plays soccer with our friends. Now he is much __6__ and healthier