do (one's )best 中括号部分可否用sb's代替?

do (one's )best 中括号部分可否用sb's代替? One should always be careful of one's health.中one's可否用his代替, do one's best 中 one's 怎么用? do one's best 用法 英语翻译101) do one’s best (to do sth.)102) do all/everything sb do one's best和try one's best区别 deal with, do sb. a favour, do one's best个造一句句子并 make the trouble do one's best do sb.a favour make a mistake 用try one's best to do sth造句 do one's best怎么造句? try one's best to do sth. do one's best 的同义短语