问题
选择题
Only when he reached the teahouse ________ it was the same place he'd been in last year.(2011·全国Ⅰ)
A．he realized
B．he did realize
C．realized he
D．did he realize
答案
答案：D
D [考查倒装句。only引导的状语从句位于句首，应把主句中动词的助动词提前构成部分倒装。]