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）
请认真阅读下面各题，从题中所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。
21---- Did Susan visit you again ______ following year?
---- No, it was almost ten years before she came to see me _____ second time.
A. the; a B. the; / C. /; the D. /; a
22．Believe it or not, I have told the story _____ it happened.
A. because B. since C. as D. for
23．— I’d rather have some wine, if you don’t mind．
— _______.
A． No, you’d better not B． Not at all, anything you want
C．Thank you all the same D．Yes, but not good
