第一部分：单项填空（共15小题；每小题1分，满分15分。）
从A、B、C、D四个选项中选出可以填入空白处的最佳选项。
21. —Are you going to the concert?
—No, the ticket is for me.
A. too much high B. much too high
C. far too expensive D. so much expensive
22. “Would you like to have an electronic calculator for your birthday?” “ ”
A. But I have got one already. B. No, thanks, but I have already got it.
C. Yes, you may buy it. D. As you like.
