问题

Not until they left school________how much their teachers loved them and helped them.

A:they realized
B:did they realized
C:the would realized
D:had they realized

正确答案是：

标签： them , they , until

同类题型

I want to buy some flowers my teacher. [ ]

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Do you know when Jim _________?—I don’t know. As soon as he, I will call you.