The question ( ) whether we should accept their invitation.(详细解析一下) A retains B remains
问题描述：
The question ( ) whether we should accept their invitation.(详细解析一下) A retains B remains
答
选B吧 retain 一般用作及物动词 This vessel will not retain water奥 我知道了 这是个主语从句 whether we should accept their invitation 就是指The question 所以得用不及物动词 因为后边没宾语对 应该是这样