用I beg your pardon?i do not understand.how do you spell that

用I beg your pardon?i do not understand.how do you spell that?could you say that again please?...
用I beg your pardon?i do not understand.how do you spell that?could you say that again please?could you speak more slowly please?sorry,I can not follow you!could you repeat that please?中的任意两个句子写一段对话.要简单点的,不用太多.急用!
三四句就行。别太多。