set out to do sth与set about doing sth都是着手做某事,有什么区别与联系（详细）

set out to do sth与set about doing sth都是着手做某事,有什么区别与联系（详细） prefer doing sth与prefer to do sth有什么区别,不都是更喜欢做某事吗 mean to do sth与want to do sth与think about doing sth区别是什么? 【英语词组】set aside sth for doing/sth.set aside sth to do sth.se be excited about doing sth.与be excited to do sth.有何区别? 开始做某事：start to do sth.还是start doing sth.如果两个都可以,有什么区别? want sb to do sth与want sb do sth 与want sb doing sth有什么区别,怎样用 set out,set about,set off有什么区别? worry about to do sth与 worry about doing sth的区别 stop to do sth 与stop doing sth 有什么区别 愈快愈好、be scared of doing sth与be scared to do sth有什么区别 feel adj.doing sth与feel adj.to do sth有什么区别?