单选题 Man: Can you come over for dinner tonight? Woman: I'm up to my ears in work, so I'll have to take a rain check. Question: What does the woman mean?

A、 She wants to check the weather before deciding.
B、 She has a problem with her hearing.
C、 She'd enjoy coming to dinner another time.
D、 She wants the man to help her with some work.

【正确答案】 C

【答案解析】本题考查对词组的掌握情况：up to one’s ears是“深陷于，忙碌于”的意思；rain check是“延期，改日”的意思。知道了这两个词组的意思，就可以选出正确的答案来。