35. we were swimming in the lake ____ suddenly the storm started.

A. when　　　　 B. while　　　　　　 C. until　　　　　 D. before

34. We should bring ____ to his attention that we are too busy now.

A. this　　　　　 B. that　　　　　　 C. what　　　　　 D. it

33. _____ all the inventions have in common is _____ they have succeeded.

A. What; what　　　 B. That; that　　　 C. What; that　　　 D. That ; what

32. It was in the small house _____ he was born _____ he ended his life.

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

31. I can hardly imagine Peter ____ across the Atlantic Ocean in five days.

A. sail　　　 　　B. to sail　　　　　 C. sailing　　　　 D. to have sail

30. when ____ the letter, tears came to her eyes.

A. read　　　　　 B. reading　　　　　 C. she reading　　 D. she was reading

29. The new building _____ in our school is for us students. In spite of the noises most of the day, we still feel very happy.

A. built　　　　　 B. has been built　　 C. being built　　 D. to be built

28. The new suspension bridge _____ by the end of last month.

A. has been designed　　　　　　　　 B. had been designed

C. was designed　　　　　　　　　　 D. would be designed

27.-Sorry to have interrupted you. Please go on.

　 -- where was I ?

　 -- You ______ you didn’t like your father ‘s job.

A. had said　　　 B. said　　　　　　 C. were saying　　 D. had been saying

26. _____ mountain towns is often difficult because of bad roads.

A. Access　　　　 B. Access for　　　 C. Access to　　　 D. Access along