13. He is a student at Oxford University, __________ for a degree in computer science. (北京卷)

A. studied　　　　　 B. studying　　　 C. to have studied　　　　 D. to be studying

12. -Excuse me sir, where is Room 301?

-Just a minute. I’ll have Bob ____you to your room. (北京卷)

A. show　　　　　　　　 B. shows　　　　　　　 C. to show　　　　　　　 D. showing

11. -Robert is indeed a wise man.

-Oh, yes. How often I have regretted ______ his advice! (安徽卷)

A. to take　　　　 　　　 　　B. taking　　　　 C. not to take　　 　 　D. not taking

10. John received an invitation to dinner, and with his work ________, he gladly accepted it. (安徽卷)

A. finished　　　　 B. finishing　　 　　　C. having finished　　　 D. was finished

8. The country has already sent up three unmanned spacecraft, the most recent ________at the end of last March. (山东卷)

A．has been launched　 B．having been launched　 C．being launched　　　 D．to be launched 9. Please remain _________ until the plane has come to a complete stop. (山东卷)

A．to seat　　　　　　 　B．to be seated　　　　　 C．seating　　　　　　 D．seated

7. The Town Hall ______ in the 1800’s was the most distinguished building at that time. (上海卷)

A. to be completed　 　B. having been completed　 　C. completed　　 　　 D. being completed

6. There is nothing more I can try ______ you to stay, so I wish you good luck. (上海卷)

A. being persuaded　　 B. persuading　　　　　　　　 C. to be persuaded 　　　 D. to persuade

5. After a knock at the door, the child heard his mother’s voice ______ him. (上海卷)

A. calling　　　　 B. called　　　　　　　　 C. being called　　　　 　 D. to call

4. At the beginning of class, the noise of desks ____ could be heard outside the classroom. (全国卷II)

A. opened and closed　　　　　　　　　　　　　　　　　　　　　 B. to be opened and closed

C. being opened and closed　 　　　　　　　　　　　D. to open and close

3. I smell something __________ in the kitchen. Can I call you back in a minute? (全国卷I)

A. burning　　　　　　 B. burnt　　　　　 C. being burnt　　　 　　D. to be burnt