[单选题]结束回顾. Situation: Two students are talking about their class activities.Speaker A: Amy, my class will visit the Bird’s Nest this afternoon.Speaker B: ________

a. Have a good time. 解析：句意：——艾米, 今天下午我们班要去参观鸟巢。——祝你们玩得高兴。考查交际用语。Good luck!祝你好运；Congratulations!恭喜；Have a good time.玩得高兴；That’s a good idea.那是一个好主意。根据“Amy, my class will visit the Bird’s Nest this afternoon.”可知，对于他人要出去游玩应表示祝福，因此Amy可以说“玩得高兴”。。
b. Good luck!
c. Congratulations!
d. That’s a good idea.