第一节：语法和词汇知识（共15小题，每小题1分，满分15分）
从 (A, B, C 和D) 四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21. What ______ fun it is to talk to such ______ interesting man!
A. a; an B. a ; the C. / ; a D. / ; an
22. ---Could you tell me the way to the underground?
--- __________________
--- I mean where the subway is.
A. It's over there B. I beg your pardon?
C. Sorry, I'm new here D. I'm afraid I can't tell you
