33.　 The _________ boy was last seen ________ near the East Lake.

A. missing…playing　 B. missing…play　 C. missed…played　 D. missed…to play

32.　 __________ in 1636, Harvard is one of the most famous universities in the United States.

A.　　 Being founded　 B. It was founded　 C. Founded　 D. Founding

31.　 The managers discussed the plan that they would like to see ________ the next year.

A. carry out　 B. carrying out　 C. carried out　 D. to carry out

30.　 ___________ from heart trouble for many years, Professor White has to take some nedicine with him wherever he goes.

A. Suffered　 B. Suffering　 C. Having suffered　 D. Being suffered

29.　 Do let your mother know all the truth.She appears _________ everything.

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

28.　 When ________, the museum will be open to the public next year.

A. completed　　 B. completing　 C. being completed　 D. to be completed

27.　 Prices of daily goods _________ through a computer can be lower than store prices.

A. are bought　 B. bought　 C. been bought　　 D.buying

26.　 ----How do you deal with the disagreement between the the company and the customers?

----The key _______ the problem is to meet the demand __________ by the customers

A.　　 to solving, making　 B. to solving, made　 C. to solve, making　 D.to solve, made

25.　 Unless _________ to speak, you should remain silent at the conference.

A. invited　 B. inviting　 C. being invited　 D. having invited

24.　 Friendship is like money: easier made than _________.

A. kept　　　 B. to be kept　 C. keeping　 D. being kept