军考英语：重点词组例句：dig up

　　dig up 挖掘出 

　　You dig up the past, all you get is dirty. 你把过去一股脑儿都挖了出来，那可都是见不得人的。

　　be caught in 突然遭遇(风暴等)

　　He is wet all over and looks as if he had been caught in a rain. 他全身湿透好像淋了雨似的。

　　prevent …(from)doing …阻止…做…

　　Nothing can prevent her (from) doing so. 什么也不能阻止她这样做。