题目内容：

not ...until it was not until Not until
句型转化 帮我写三组句子 30分 先送上
not ...until
it was not until
Not until

优质解答

He did not realize his fault until he failedIt was not until he failed that he realized his faultNot until he failed, did he realize his fault.直到失败后他才意识到自己的错误.