35. The country life he was used to ______ greatly since 1992.
A. change B. has changed
C. changing D. have changed
34. He paid for a seat, when he ______ have entered free.
A. could B. would C. must D. need
33. ---- Let’s go to a movie after work, OK?
---- ______
A. Not at all. B. Why not? C. Never mind. D. What of it?
32. What shall we use for power when all the oil in the world has ______?
A. given out B. put out C. held up D. used up