问题
选择题
Only at that time ______ that he had made a lot of mistakes in his homework.
A．He realized
B．did he realize
C．he did realized
D．realized he
答案
答案：B
only引导的状语在句首，主句的谓语要部分倒装。
搜题请搜索小程序“爱下问搜题”
Only at that time ______ that he had made a lot of mistakes in his homework.
A．He realized
B．did he realize
C．he did realized
D．realized he
答案：B
only引导的状语在句首，主句的谓语要部分倒装。
