参考答案及原文
答案：
21. A
22. C
原文：
MELANIE: Excuse me, Dr Johnson. May I speak to you for a minute?
DR JOHNSON: Sure. Come in.
MELANIE: I’m Melanie Griffin. I’m taking your course in Population Studies.
DR JOHNSON: Right. Well, Melanie, how can I help you?
MELANIE: I’m... having a bit of trouble with the second assignment, and it’s due in twelve days.
DR JOHNSON: What sort of trouble are you having? Is the assignment question a problem?
MELANIE: Well, that’s part of the problem. I’m also having - been having - trouble getting hold of the books. I’ve been to the library several times, and all the books are out.
DR JOHNSON: Sounds like you should have started borrowing books a bit earlier.
MELANIE: Well, I had a really big assignment due in for another course, and I’ve been spending all my time on that, and I thought... Q21
DR JOHNSON: ... You might get an extension of time to finish your assignment for me?
MELANIE: If that’s possible, but I don’t know...
DR JOHNSON: Well, yes, it is possible, but extensions are normally given only for medical or compassionate reasons, otherwise it’s really a question of organising your study, and we don’t like giving extensions to students who simply didn’t plan their work properly. Q22
