So little （） about chemistry that the lecture was completely beyond me._精华吧

So little （） about chemistry that the lecture was completely beyond me.

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So little （） about chemistry that the lecture was completely beyond me.

A.did I know

B.I had known

C.did I knew

D.I know

正确答案：A

Tag：时间：2023-10-24 10:26:47

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