He is full of ambition to become an actorHe is full of ambition to become an actor.句中“to become an actor ”做什么成分?为什么?怎么判断?

问题描述:

He is full of ambition to become an actor
He is full of ambition to become an actor.
句中“to become an actor ”做什么成分?为什么?怎么判断?