(2013·天津，1)—I'm going to Venice next week.
— .Carnival will be held then.Have fun!
A. You're crazy
B. You're lucky
C. You'd better not
D. You never know
网友回答
A. You're crazy
(答案→)B. You're lucky
C. You'd better not
D. You never know
解析：考查交际用语。去威尼斯碰上狂欢节，真是幸运，故答案选B。