请教关于句子成分的问题,在英语句子:Faced with difficulties,we must try to overcome them.中

问题描述:

请教关于句子成分的问题,在英语句子:Faced with difficulties,we must try to overcome them.中
Face with difficulties和主语we之间应该是主动关系吧,可为什么还要用过去分词表被动呢?

be faced with because we are faced with difficulties,we must try to overcome them.然后省略 结果 就是Faced with difficulties,we must try to overcome them.明白了吗