问题描述：
---Don't shout in the library,please.
---Don't shout in the library,please.
---________
A.It doesn't matter.B.That's all right.
C.Sorry,I won't.C.Excuse me.
---Don't shout in the library,please.
---________
A.It doesn't matter.B.That's all right.
C.Sorry,I won't.C.Excuse me.
问题解答：
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