问题
选择题
— What did she want to know, Tom?
— She wondered ____ we could complete the experiment
A．when was it
B．it was when that
C．it was when
D．when it was that
答案
答案：D
分析句子意思以及句子结构可知，空格部分为强调特殊疑问词when，且为宾语从句结构，故特殊疑问句必须置于主从句之间，并且要使用陈述语序，故应选when it was that。