16．When he looked up, he suddenly found himself　　　 　by a group of teenagers,

　　　 　looked at him anxiously.

　　　 A．to be surrounded; which　　　　 B．surrounded; who

　　　 C．be surrounded; who　　　　　　　　 D．having been surrounded; which

15．I really don’t know _________ I had my money stolen.　

　　　 A．when was it that　　　　　　　　　　 B．that it was when

　　　 C．where it was that　　　　　　　　　　 D．it was where that

14．_________ the problem of land erosion getting more serious, the government is searching for a way to deal with it.

　　　 A．As　　　　　　　　　　 B．With　　　　　　　　 C．When　　　　　　 D．Because

13．－Mom’s gift? She _______ have chosen a better one for me.

－She must be very happy to know it.

　　　 A．should 　　　　　 B．might　　　　　　　 C．couldn’t　　　　 D．mustn’t

12．Everybody said it was an ideal marriage; no one had ever known ______ couple.

　　　 A．the happier B．a happier　　　 C．a happy　　　　 D．the happiest

11．Soccer is the most truly international team sport, but there’s still some question _______ whether it should be called a game or open warfare.

　　　 A．due to　　　　　 B．in addition to 　　　　　　　　　　　　　　 C．as to D．owing to

10．In order to __________ a good command of German, she quitted her job and went to study in Germany.

A．require　　　　　 B．inquire　　　　　　 C．acquire　　　　 D．request

9．Victor apologized for 　　　　　　　to inform me of the change in the plan.

　　　 A．his being not able　　　　　　　　　 B．his not being able　

　　　 C．him not to be able　　　　　　　　　 D．him to be not able

8．－Good evening, Mr. Green. I’m sorry to bother you. But it’s the fourth of December today.

－Oh, Mrs. Baxter, ________ rent! I’m sorry it’s late. I’ll write you _______ check right now.

　　　 A．the; the　　　　 B．a; a　　　　　　　　　 C．a; the　　　　　　 D．the; a

7．____ team　 wins on　 Saturday　 will go through to the national championships.

A.　 No matter what　 　 B. No matter which　　 C Whatever　 　 D. whichever