单项填空
从A、B、C和D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
1. —— Where is John?
—— He has been busy ______________ his homework.
A. to do B. doing C. do D. done
2. —— I’m afraid I’ve broken the window.
—— ___________. I can easily get it fixed.
A. Not at all
B. Never mind
C. What a pity
D. How dare you
3. When we met Mr. Smith last year, he ___________ in that school for ten years.
A. taught
B. was teaching
C. had taught
D. would teach
4. News writers know their readers have limited time and usually give the ________________ developments of an event first
A. newest
B. latest
C. nearest
D. earliest
5. My present job is __________ too much of my study time.
A. taking up
B. getting away
C. giving up
D. holding on
6.This radio is not working.I'll have it_________________.
A. repairing
B. to repair
C. repaired
D. be repaired
7. Perhaps you _________________ leave now. Your friend may be waiting for you outside.
A. must
B. could
C. should
D. will
参考答案：
BCCDCAD