伪装购物是()的最典型的代表形式。
A、参与观察
B、现场观察
C、非参与观察
D、公开观察
参考答案:B
补全对话。
A: Sarah, what 1_____ your sister do?
B: She is a nurse.
A: 2_____ does she work?
B: She works in the People's Hospital.
A: Do you 3_____ to be a nurse?
B: 4_____, I do, 5_____ do you want to be?
A: I want to be a 6_____
B: 7_____?
A: 8_____ my mother is a teacher, I think it's an interesting work.
以下属于风险转移策略的是()。
A.出口信贷保险
B.担保
C.备用信用证
D.市场对冲
E.自我对冲