35. All passengers _______, please fasten your seat belts and remain seated _______ the plane is landing.
A. on board; until B. abroad; since C. on the board; before D. aboard; when
34. He ________ busy then; otherwise, I believe, he would have given you a hand.
A. had been B. were C. must be D. was
33. It is not like Mr. Smith, who is a gentleman, _____his wife so rudely.
A. to treat B. treating C. should treat D. treated
32. As the saying _______, _______ who laughs last laughs best.
A. says; who B. goes; he C. goes; who D. puts; one
31. An increasing number of people enjoy sun-bathing, but experts warn that too much ________of the body to strong sunlight is harmful.
A. access B. exposure C. resistance D. touch
30. ----Thank you for the trouble you ______ to fix my computer.
----__________!
A. took; Don’t mention it B. caused; You’re welcome
C. made; With pleasure D. spared; It doesn’t matter
29. Guess what? I ran into a good friend of mine from _______ I was at kindergarten just now!
A. how B. whom C. when D. which