单项选择题

It is useful to be able to predict the extent ______ which a price change will affect supply and demand.

A) with
B) from
C) for
D) to
<上一题 目录 下一题>
热门 试题

单项选择题
The number of college students in our school ______ every year.
A) rises
B) raises
C) amuses
D) lifts
单项选择题
Many things have happened ______ I saw you.
A) when
B) before
C) since
D) for
相关试题