题目内容

当咖啡的价格急剧上升时,对茶叶的需求量将()。

A. 减少
B. 保持不变
C. 增加

查看答案
更多问题

Nothing taking place there is interesting, ______

A. are they
B. is it
C. didn't they
D. isn't it

I forgot ______ something which I have long meant to ask you.

A. to ask
B. having asked
C. to be asking
D. to have asked

需求大于供给时的价格()。

A. 在均衡价格之上
B. 在均衡价格之下
C. 将导致需求曲线的移

It is of vital importance that a person ______ at least both physically and mentally strong to be an astronaut(宇航员).

A. shall be
B. be
C. are to be
D. must be

答案查题题库