_Who plays the piano every evening?-Mr Black ___答案为什么does.whohou为什么plays.

问题描述:

_Who plays the piano every evening?-Mr Black ___答案为什么does.whohou为什么plays.

因为句中的谓语动词是实义动词PLAYS,第三人称单数一般现在时,故简略回答用助动词does代替.(不用PLAYS是为了避免重复)为什么不能用can play因为句子中没有can,不能硬加上去呀。再给你一些例子吧:Who played the piano just now?Mr Black did.Who is your English teacher? Miss Li is .