If you cannot e to the meeting, please let us know so that we will cancel your hotel booking.
A. in general
B. in advance
C. by chance
D. by accident
网友回答
A. in general
(答案→)B. in advance
C. by chance
D. by accident
解析：词义辨析。in general一般说来，通常；in advance 提前；by chance偶然，碰巧；by accident偶然。如果你不能出席会议，请提前告诉我们，以便取消你的旅馆预订。选B。