Would you please do sth?Could you please do sth?的区别

Would you please do sth?Could you please do sth?的区别 would you mind doing sth.could you please do sth. Could/Would you please do sth?could would 是什么词性? Could you please do sth.的意思急用啊 Would you please not to do sth 和Would you please not do sth please（ don't） do sth 和would you please （not） do sth would you please 是to do sth.还是doing sth.或者是其他的? 急：请用英语造句子请用could you please do sth?和could I do sth各造一个句子 在英语中是Would you please not do sth.还是 would please don't do st I could please to do sth would you mind to do sth和 would you mind doing sth的区别 请问Could you please do sth 变否定句怎么变?