prevent from doing的from可否省略?如题.

prevent……from doing的意思 prevent us from doing prevent from doing的from可否省略?如题. prevent sb from doing的from可以省略吗 prevent..from... from 的后面接doing吗? keep/ prevent/ stop from doing sth的区别? prevent 用法能说PREVENT STH FROM DOING STH prevent sb/sth from doing造句 prevent的用法比如说固定用法,to do,doing ,还是from doing. prevent to与 prevent from的区别 求protect,prevent,defend+sb from doing的区别protect,prevent,defend+sb from doing记得这几个词的用法是一样的,语意上怎么区分? stop.from(doing) sth=prevent.from(doing) sth=keep.from(doing) sth但stop和prevent后面的from可省略为什么keep后面的from不可省? prevent sb.from doing sth.区别（防止、阻止某人做某事）prevent sb.from doing sthSTOP sb..from doing sthKEEP sb.from doing sth三者有何区别 keep/stop/prevent sb.from doing 分别造句 配中英文 prevent keep sb/stop/sth from sth doing sth造句 keep/stop/prevent sb.from doing 分别造句 prevent sb from doing sth 其中sb用宾格还是主格? Prevent from与Keep from的区别?