In some western countries,demands for graduates from MBA courses have ______.

问题描述:

In some western countries,demands for graduates from MBA courses have ______.
A. fallen down B. turned down C.fallen overD. turned over
选哪一个?为什么?

A.fallen down 根据词义判断
a减少 b调小声 c 落在...之上; d翻过来