8. She ________________ (study) for two hours when her classmate came to see her. Then they studied together.

9. One night, he ________________ (type) in his study. Suddenly, a man ________________ (break into) his house and ________________ (cut off) the electricity.

II. 从括号内选择合适的内容完成下面短文。

　　When I 1. ________________ (arrived, was arriving) here yesterday, I felt really excited. I come from Perth, a quiet town in Scotland, and I 2. ________________ (haven't seen, don't see) much of the world. Last year I 3. ________________ (was writing, wrote) to Princeton, a very famous university here and 4. ________________ (asked, was asking) if I could come and study American Literature. I never thought they would say yes - but they 5. ________________ (did, was doing), and now here I am!

答案

I. 1. goes 2. has been 3. is being built 4. came

　5. have been coughing 6. leaves 7. went

　8. had been studying 9. was typing; broke into; cut off

II. 1. arrived 2. haven't seen 3. wrote

　4. asked 5. did