the answer is C tell me why and translate it

问题描述:

the answer is C tell me why and translate it
_____it is true that a student's most important goal is to do well in his or her studies,it doesn't need to be the only goal
A when B as C while D before

尽管学生最重要的目标就是把自己的学习搞好,但是也没必要是唯一的目标.while在这里是尽管的意思,是连词.这是while常用的一个意思,望熟记.