29. We _______ finish it ahead of time, though it was such a tough task.

　 A. could　　　　　 B. would　　　　　 C. were able to　　　 D. ought to

28. Mr White is ________ as one of the most excellent leaders in our company..

A. regarded　　　　 B. thought　　　　 C. looked　　　　　 　 D. used

27. Thousands of athletes _______ in many countries competed ______ medals in the 2008 Olympic Games in Beijing.

A. involved, in　　 B. involving, by　　 C. involving, against　 D. involved, for

26. The Science Museum, _______ we visited during a recent trip to Britain, is one of London’s tourist attractions.

　 A. which　　　　 B. what　　　　　　 C. that　　　　　　 D. where

25. The problem is _________ we can finish the work in time.

　 A. what　　　　　 B. whether　　　　 C. that　　　　　　 D. if

24. A monument was set up at the centre of Tian’men Square ______ those who devoted their lives to our country.

A. in praise of　　 B. in place of　　　 C. in memory of　　 D. in need of

23.－What do you think of Peter?

－He is a helpful person. He is always helping people without expecting anything_______.

A. in turn　　 　　　 B. in return　 　　　 　　C. on his turn　 　 　 D. on the turn

22. Eating too much fat can __________ heart disease and cause high blood pressure.

A. result from　　　 B. contribute to　　 C. attend to　　　　 D. lead in