Upon graduation he asked to be sent to ______.

题目

Upon graduation he asked to be sent to ______.
A.where he is most needed B.where he needed
C.where he is mostly needed D.where is he mostly needed
为什么选A,不选C?

答案

选A,不选C.
most adv.最
mostly adv.主要地；通常；多半地,
中文意思的差别.