第二部份 英语知识运用（共两节，满分45分）
第一节 单项填空 （共15小题，每小题1分， 满分15分）
21. The lady mentioned a lot of ______ things I had experienced as if she had been _______student I once taught.
A. / ；a B. / ；the C. the ；a D. the ；the
22. We believe _________ you have devoted yourself to is sure to come true.
A. if B. who C. that D. what
23. I know you have placed great hope on me, but I’m afraid I might _______.
A. let you down B. let you out C. let you up D. let you alone
