—Sorry,sir.Imadeamistakeagain． —

问题详情：

—Sorry, sir. I made a mistake again．

  —_________ Practice more and you will do better．

A．Never mind．                                B．I'm not sure，   

C．You're welcome．                            D．Don't mention it．

【回答】

A

知识点：口语应用

题型：选择题