38.[2003春季上海] Unless ________ to speak, you should remain silent at the conference.

A. invited　　　　　　　　　　    B. inviting　　　　 

C. being invited　　　　　　　　　　    D. having invited

37.[2003春季上海] _______the meeting himself gave them a great deal of encouragement.

A.　　  The president will attend  

B. The president to attend

C.　　  The president attended　　 

D. The president's attending

34.[2002上海] Don't use words, expressions, or phrases ________ only to people with specific knowledge.

A. being known　　　　　　　　　　    B. having been known

C. to be known　　　　　　　　　　    D. known

31.[2001上海] Finding her car stolen, ________ .

A.　　  a policeman was asked to help　　　　   

B.  the area was searched thoroughly

C.　　  it was looked for everywhere

D.  she hurried to a policeman for help

30.[2001上海] I really appreciate ________ to relax with you on this nice island.

A. to have had time B. having time

C. to have time　　   D. to having time

28.[2000上海] Tony was very unhappy for ________ to the party.

A. having not been invited　　 B. not having invited

C. having not invited　　  D. not having been invited

27.[2000上海] The ________ boy was last seen ________ near the East Lake.

A. missing; playing B. missing; play

C. missed; played   D. missed; to play

25.[2000上海] He sent me an e-mail, ________ to get further information.

A. hoped B. hoping C. to hope　　  D. hope

23.[1999上海]—Let me tell you something about the journalists.

—Don't you remember ________ me the story yesterday?

A. told　　 B. telling  C. to tell  D. to have told

19.The glass of water is too hot. I prefer some cold ________ water.

A. boiling B. boiled  C. having boiled　　 D. to boil