do you mind if i keep pets in the building?- i'd rather you didn't actually.为什么用didn't 而不是don't?

Do you mind if i open the do you mind doing ,do you mind my doing和do you mind if I do有什么区别? Do you mind if i smoke here Do you mind _________ _______ here Do you mind if I sit here?=Do you mind ____ ____here? Do you mind my smoking there?是否等于Do you mind if i smoke there? do you mind if i open the door还是opening Do you mind if I take tomorrow off? do you mind if I turn on TV?同义句 Do you mind if iloveyou Do you mind if I sit next to you?=Do you mind ___ ___next to you? do you mind if i smoke here?不是mind吗那咋不要smoking would you mind if用法would you mind if i do sth 吗? would you mind if +从句用过去式吗? Would you mind if I try ut again?DO you mind not puting your bike here?翻译成中文 If you do not mind ,i will ask my friends to take this CD to you I mind helping you if you can't do the work改正错误 do you mind if i ask you some quesion?.怎么回答 Do you mind if I smoke here?___.A.Pardon,Ido B.Yes,not at all C.No,I do mind D.I'm sorry,but I do do you mind if i play if if 引导的是什么句子，宾语从句还是条件状语从句