Do you have completed the work?这句话中为什么用Complete的过去式,Do为什么不用D

do you have any work experience experience为什么不用复数 when did you do that 中do 为什么用原形不用过去式? 英语语句判断Do you mind you ( open ) the window 这句话中 为什么用open,不用op How do you get the car moving?为什么选moving而不用move的过去式 Have you paid the taxi-driver?为什么不用Do 这句话为什么用did 不用do DO you work in the way I have shown you按我给你示范的方法来做你的工作.为什么不用 How much did the computer cost ben?这句话中为什么要用did不用do? Do you have any orange things?这句里面的为什么用any 不用some Have you seen the TV play?这句话中为什么用see而不用watch? Do you know the key to the question?这句话里key后面为什么用to而不用of? Do you like ___ (work)with young people?为什么用 to work而不用worki