补全对话（共5小题；每小题2分，满分10分）阅读对话，根据上下文补全对话，使对话完整。每空限填1个单词。并在答题卡上将答案填写在对应题号的横线上。

T: The summer vacation is coming． Everyone wants to have a good vacation． Can I ask you some questions about your vacation?

S: Sure．

T: 小题1:do you usually go on vacation?

S: Beijing

T: 小题2:is the weather there?

S: Sunny

T: How many小题3: have you been there?

S: Twice

T: What do you 小题4:of the people there?

S: Friendly

T: What do you usually do in that place?

S: Go sightseeing

T: OK, Those are all my questions． Thank you．

S: You’re小题5:．

股票的预期收益率是货币需求函数的( )。

A．规模变量
B．机会成本变量 C．其他变量
D．都不是