I can not understand ( )the boy alone?A why she left B why did she live C why she had left
问题描述:
I can not understand ( )the boy alone?A why she left B why did she live C why she had left
D why had she left
答
A
I can not understand 【why she left 】the boy alone.
这是why 引导的宾语从句,要用陈述句语序,故首先排除倒装语序 B,D
继而可以排除C,因为此句没有特定的过去时点,当然也就没有【过去的过去】,即【过去完成时】