—I’m going to have a summer holiday in Dalian. —A. Have a good time. B. No it’s bad. C. T

问题补充：

—I’m going to have a summer holiday in Dalian. —

A. Have a good time. B. No, it’s bad. C. That’s all right.

答案：

解析：当别人出去旅行的时候，我们可以说祝愿的话，祝你玩得开心符合题意，故本题选A。