The thieves'car was badly damaged and easy to recognize.中的 recognize怎么看也像是被动语态?

问题描述:

The thieves'car was badly damaged and easy to recognize.中的 recognize怎么看也像是被动语态?
为什么不写成to be recognize呢?

在英语中动词不定式前有形容词来说明动作的特征时,不定式用主动表被动,
eg .The question is easy to answer,
This is an easy question to answer .