第二节语法和词汇知识（共10小题；每小题2分，满分20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. —Jimmy is sick. He won’t be able to come to the party.
—_______. I’m looking forward to seeing him.
A. Why not? B. It’s a pity.
C. Go ahead. D. So what?
22. Entering the office this morning, I found Bob _____ at the desk, _____ in thought.
A.seating, lost B. was seated, lost
C. Sit, losing D. seating, losing
23. Look over there-- there’s a very long, winding(蜿蜒的）path ______ up to the house.
A.leading B. leads C. led D. to lead
24. If you are _______ about Australian cities, just read the book written by Dr. Johnson.
A. Interested B. anxious C upset D curious
25. — Do you know why the teacher asks for me?
—He wants you to _______ your absence last night.
A. explain to B. account for C. ask for D. say for
