题目详情
单选题 According to the theory of interactions and transactions, greeting people, asking them how they, chatting about weather, etc. can be generally termed ____________________ function(s)
A. interaction
B. transaction
C. both A and B
D. either A and B

学科:默认课程
时间:2026-05-05 12:52:43
相关题目
相关作业
