【单选题】听力原文:W: Look, I'm sorry, but the books for Chemistry 100 aren't in yet. M: Why not? School started last week. W: I really don't know. Maybe the professor ordered them late, or the publisher ran out of...
【简答题】听下面一段材料,回答第1-4题。 1. What sort of childhood did the man have? A. He was always on the move. B. He was happy and carefree. C. He had a lot of problems. 2. What do you know about the man when he was arou...