问题描述:
I must apologize for________ ahead of time.” “It doesn't
matter.”
A.letting you not know
B.not letting you know
C.not letting you to know
D.letting you not know
【精析与答案】 B.求详解
matter.”
A.letting you not know
B.not letting you know
C.not letting you to know
D.letting you not know
【精析与答案】 B.求详解
问题解答:
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