----I’ m flying to Hainan Island for my vacation this weekend.
----Wonderful!
A. Have a good time!
B. I hope so.
C. Why not?
D. I don’t think so.
网友回答
(答案→)A. Have a good time!
B. I hope so.
C. Why not?
D. I don’t think so.
解析：Have a good time!祝你玩得愉快；I hope so.希望如此；Why not? 为什么不呢；I don’t think so.我不这样认为。句意：这个周末我要乘飞机去海南岛度假。——太棒了！祝你玩得高兴。可知选A最符合语境。