题目内容
Not until they left school ___ how much their teachers loved them and helped them．
A．they realized B．did they realize
C．they had realized D．had they realized
B
解析:
略
练习册系列答案
相关题目
It was not until I came here ____ I realized this place was famous, for not only its beauty but also its weather.
|
A．who |
B．that |
C．where |
D．before |