Situation: Two persons are talking about weekend plan.
Speaker A: I.m leaving for Canada on a study trip next week.
Speaker B:. __________?

选择一项：
a. Enjoy your trip 解析：Enjoy your trip.旅途愉快。That.s all right.没关系。You are very kind.你很和蔼。It.s a pleasur 我很乐意。句意∶“————下周我将去加拿大游学。————旅途愉快。”
b. You are very kind
c. It.s a pleasure
d. That.s all right