31、All the spare time he has_________ staying in the computer room．  

A. spent           B. to spend             C. to be spent           D. is spent  

30、The word “media” basically refers to ________we commonly call newspapers, magazines, radios and televisions.  

A. which                      B. what                            C. 不填                      D. That  

29、---- I rang you yesterday afternoon. A man answered, but I didn’t recognize the voice.  

---- Oh，it____ my uncle. He was in my room then.  

A. should have been                                   B. should be  

C. must have been                                     D. must be  

28、This time next week, we ___________ astronauts from the Challenger trying to deal with the mechanical problems.  

A. will see                                                          B. will have seen  

C. will be seeing                                                 D. shall see  

27、My teacher of English is really very kind. I’ll never forget the _______he has done me.  

A. favor                              B. deed                             C. help                   D. value  

26、Ahead of me I saw a woman ________I thought was my aunt.  

A. who                   B. whom                      C. which            D. what  

25、 __________ the Customs Office, he will have to show the things to the customs officer.  

A. No matter who will come through               B. Who comes through  

C. No matter whom comes through                 D. Whoever comes through  

24、If ________, he promised that he would do all he could to promote public welfare.  

A. elected              B. being elected         C. having elected           D. to be elected  

23、The children of mothers who use crack or cocaine are often born ____ the drug.  

A. addicted to        B. engaged in   C. related to              D. concerned about  

22、 He's asking ?5000, but he may be willing to____ to ?4800.  

A. take down            B. turn down         C. break down       D. come down