用表演和比喻来说明日常生活中人的互动的理论是()
A.互动论
B.交换论
C.拟剧论
D.理性选择论
参考答案:C
.—Which of these places will you visit, Yandu Park, Sheyang Nature Reserve or Dazong Lake?
—________. Because I have been there many times.
A.Either
B.All
C.None
D.nothing
旅行社开展经营活动中要注意什么问题?