He does his (best) to know the when and where there is going to be an NBA match

问题描述:

He does his (best) to know the when and where there is going to be an NBA match
1.为什么用best.不能用well么.不是修饰does么.

did his best或者does his都表示尽最大努力去做某事,does best毛意思?谁说 does best了?。。。。 为什么不能用 does his well 没这个说法吗。。。 如果用well就没有代词(his)了么 does well。。。does well in 等于be good at,好像没有does his well这个词,does his well没见过,语法原因不清楚