求分析句子成分Discipline yourself to do what you know you need to do to be the best in your field.

问题描述:

求分析句子成分Discipline yourself to do what you know you need to do to be the best in your field.
Discipline yourself to do what you know you need to do to be the best in your field.
请问what在宾语从句中做什么成分?

what在宾语从句中做you need to do中do的宾语