问题
选择题
— Well, that was really a good meal. I _____ you were a really good cook.
— Thank you.
A．didn’t know
B．don’t know
C．haven’t known
D．hadn’t known
答案
A
“不知道”是对话之前的动作，表示过去。句意：那顿饭真不错。我以前不知道（现在知道了）你的确是位好厨师。
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