旅游行业的行业规范对会员的哪些事项进行管理?()
A、业务培训
B、职业道德教育
C、服务质量
D、经营行为
参考答案:C, D
When he was questioned about the necklace, he__________that he had ever seen it.
A.hesitated
B.refused
C.denied
D.rejected
评价宏观经济形势的相关变量有()
A、利率
B、经济增长率
C、汇率
D、财政收支