问题

Only after he graduated _______ how much he loved his alma mater (母校) .

A:he realized
B:he had realized
C:had he realized
D:did he realize

正确答案是：

同类题型

Jenny, what’s your favorite_–I like bananas best.

Is your name LiuLi– __________.

It’s very dangerous when you drive your car________ a certain speed.

__________, they couldn’t make her change her mind.

Neither of them knewwhat was doing