Sit down,please的回答是OK还是Thank you

Sit down,please的回答是OK还是Thank you please sit down的回答 enjoy 是回答OK好还是Thank you sit down please怎么回答 Sit down,please 怎么回答? Please open the windows的回答是Thank you 还是All right 还是Not at al Sit down,please的回答是什么?（后面有四格） sit down please的意思 please,sit down中的down是介词还是副词?为什么会出现sit down on one of these thank you.回答是用not at all 还是that's ok 把Are you tired?给出否定回答 顺便把Sit down,please,everybody!改成否定句 That's OK.可以作为Thank you的回答吗?