prevent ...from ,stop..from ,与keep..from 区别

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prevent ...from ,stop..from ,与keep..from 区别
prevent ...from ,stop..from ,与keep..from 区别

prevent ...from ,stop..from ,与keep..from 区别
没有区别,都表示“阻止某人/某物做某事”后接动名词.
前两个的from可以省略,后一个不能省略.省掉就变成了“让,不停地做某事”.
如:The heavy snow prevevted/stopped/ kept us form going out.大雪阻止我们出行.
They kept the buy running.他们让那小孩不停的跑.