下面几点中，（）不能被记入旅游宏观无形成本
A.环境污染
B.外联及考察支出
C.物价上涨
D.传统文化的消失
参考答案：B
How long do you think ___________ the Microsoft brings out a new product?
A．it will be before
B．will it be until
C．will it be when
D．it will be that
Today is September 10th.It's _____ Day. [ ]
A. Teacher's
B. Teachers'
C. Teachers's
D. Teacher
