第二部分：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）从A、B、C 、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.—Let me introduce myself, I'm Albert.
—_____.
A.What a pleasure B.It's my pleasure
C.I'm very pleasure D.Pleased to meet you.
22.My sister met him at the Grand Theatre yesterday afternoon, so he _____ your lecture.
A.couldn't have attended B.needn't have attended
C.mustn't have attended D.sholdn't have attended
