more and more young people are trying to do something () the old .A served B to served C serve D serves翻译

问题描述:

more and more young people are trying to do something () the old .
A served B to served C serve D serves
翻译

没有对的,应该是 to serve

楼主B选项打错了吧,应该是to save
这题选B,用不定式表示目的

B项应该是to serve吧
如果是这个的话就选B
不定式做定语