--- What do you think of your winning the game?
 --- On the one hand, I am proud of it; but on the other hand, I feel I        it better.
| A.could do | B.would do | C.could have done | D.must have done | 
Our foreign English teacher always ___ us students how to get to know about the culture and customs of foreign countries.
| A.infroms | 
| B.instructs | 
| C.cultivates | 
| D.educates | 
—What do you think of the man you have just interviewed?
 —He gave me a(an) ___ that he was not very ___ about the job.
| A.expression; eager | 
| B.impression; enthusiastic | 
| C.idea; anxious | 
| D.impression; interested | 
I’ve always been very ___ about giving my address and telephone number to strangers.
| A.worried | 
| B.anxious | 
| C.careful | 
| D.cautious | 
I waved to Nancy, but she was ___ in her thoughts, and made no response.
| A.involved | 
| B.stuck | 
| C.absorbed | 
| D.interested | 
I have tried to solve the problem, but it is so difficult that it ___ not only me but also my friend.
| A.attracts | 
| B.handles | 
| C.defeats | 
| D.injures |