---Excuseme,where'sthepostoffice,please?---Sorry,Idon'tknow．---___

发布时间：2020-08-06 19:53:33

---Excuse me, where's the post office, please?---Sorry, I don't know．---______．A.Bye-byeB.That's all the sameC.Thank you all the sameD.Thank goodness

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C解析对方没能帮上忙时也应该表示感谢．
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