Question

Only when I left home to go to college ___ how much my mother had done for me. A．did I reali..

Only when I left home to go to college ___ how much my mother had done for me. A．did I realize B．I realized C．had I realized D．I had realized

Answer 1

A

试题分析：句意：只有当我离开家去上大学，我才意识到妈妈为我做了多少事情。这句话用only+时间状语从句，放在句首，后面的主句用部分倒装，助动词提前，因为realize这个动作，就是发生在when I left home to go to college，所以用一般过去时，所以选A。