题目内容
23、I failed in the last exam and only then __________ the importance of studies.
A．I realized B．I had realized C．had I realized D．did I realize
试题答案
23、D
相关题目
I failed in the last exam and only then __________ the importance of studies.
A．I realized B．I had realized C．had I realized D．did I realize
查看习题详情和答案>>I failed in the last exam and only then __________ the importance of studies.
| A．I realized | B．I had realized | C．had I realized | D．did I realize |