—What is your plan for the holiday Paul?—I’ll go on a trip to Yunnan Province with my fam

问题补充：

—What is your plan for the holiday, Paul?

—I’ll go on a trip to Yunnan Province with my family.

—.

A. Have a nice time

B. Good luck

C. Come back soon

D. Congratulations

答案：

(答案→)A. Have a nice time

B. Good luck

C. Come back soon

D. Congratulations

解析：本题考查交际用语。对别人出去旅行的交际用语常用：Have a nice time或have a good trip等，故选A。