20．－Do you have the time?

－Sorry, I have no watch.

－_____________.

　　　 A．What a shame.　　　　　　　　　　　　　　　　 B．Thanks anyway.　　

　　　 C．It doesn’t matter.　　　　　　　　　　　　　　 D．Why not buy one?

19．“___________ the election is over,” said Powell, “the time has come for me to step down as secretary of state and return to private life.”

　　　 A．Now that　　　　　 B．In case　　　　　　　 C．So long as　　　　 D．As far as

18．-Hi, Tina ,we’re going to Sam’s house to celebrate his graduation. Would you like to　　　 ?

-Great! Let’s go.

　　　 A．come up　　 B．come on　 C．come out　 D．come　 along

17．－It’s many years since I saw you last, I __________ you at all.

－I wouldn’t have, either, if someone __________ you by the name.

　　　 A．didn’t recognize; hadn’t called　　　　 B．didn’t recognize; didn’t call

　　　 C．haven’t recognized; didn’t call　　　　 D．can’t recognize; had called

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