20、He knew only that he____ here with a gun in his hand, ____by men who wanted to kill him.

A．lay, surrounding                                        B．was lying; surrounded 

C．was laying; surrounded                                     D．laid; surrounded

19、The library thrived(兴盛)  from 295B.C into the fourth century A.D., ____it burned to the ground, ___ruins have never been found.

A．when; whose                                             B．in which; of which  

C．when; of which                                                 D．which; whose

18、Sean’s head ached ___staring at the screen for over two hours.

A．of            B．by    C．through        D．from

17、____in the information were documents（文件） ____that my husband had been out of town in his car that day.

A．Included; proving                                      B．Included; proved   

C．Including; proving                                   D．Including; proved

16、In the afternoon the kids and I ___ home when I ___ a wrong turn on a back road.

A．drove; was making                                     B．were driving; made

C．had driven; made                                       D．were driving; had made

15、I thought a vacation in Colorado could be___ and ____.

A．funny; relaxing                                        B．funny;  relaxed   

C．fun; relaxing                                           D．fun; relaxed

14、When they heard____ that he would be received for burial in the church, they did not worry about anything else.

A．it; announced          B．it; announcing     C．announced             D．announcing

13、The halls are lined on three sides with rows of elevated（逐步抬高的） benches overlooking a raised seat ____ to have been used by a lecturer to address students.

A．thinking   B．thought   C．is thinking      D．is thought

12、-----Oh, no, no. I really couldn’t accept.

----- Nonsense. I ___ take “no” for an answer.

A．don’t          B．shan’t         C．won’t         D．wouldn’t

11、-----I’m from Washington.

-----______. I am, too.

A．Small world          B．Got it         C．No doubt            D．No wonder