第一部分
Ⅰ. 单项选择（共20小题；每小题1分，满分20分）
1. Great changes ________ in the city since 1979.
A. have taken place B. have taken the place
C. have been taken place D. have been happened
2. I lived with my brother this winter and didn’t have to pay rent. So I ________ save most of my salary.
A. could B. would C. was able to D. should
3. He apologized ________ late.
A. to his teacher to arrive B. to his teacher for arriving
