keep... from+名词... ing 阻止某人做某事

　　这里的 keep 具有“阻止，抑制”的含义。keep A from+名词（... ing）表示“阻止某人做某事”。需要注意的是，如果少了 from,变成 keep A+... ing 的话就表示“让某人做某事”。

　　例句：

　　They keep me from getting work done.

　　正因为他们，我才没完成工作。

　　I was just trying to keep you from doing something stupid.

　　我只想阻止你做一些愚蠢的事情。

　　I moved all our stuff, to keep it from them.

　　我把所有东西都搬过来，以防止他们接近。

　　对话：

　　A: Terry really misses his ex-girlfriend.

　　特里非常想念他的前女友。

　　B: Try to keep him from calling her.

　　别让他给她打电话。