形容词*前面什么时候不加the?

问题描述:

形容词*前面什么时候不加the?
如:They are our biggest birds.
One of his earliest books is ...

当形容词*前面是物主代词( our ,his ,her ,my ,their.)
时不加the,还有一些固定短语,如;survival of the fittest.