search for和in search of 有什么区别,我知道一个是动词词组,一个是介词词组,但是不知道怎么用在句子里

问题描述:

search for和in search of 有什么区别,我知道一个是动词词组,一个是介词词组,但是不知道怎么用在句子里

我给你两句句子
They went into the woods to search for the missing child (是动词词组)
==They went into the woods in search of the missing child (介词词组)