【英语】“I consider it a great honor.”中为什么不是“...it is a great .”呢?

问题描述:

【英语】“I consider it a great honor.”中为什么不是“...it is a great .”呢?
还有“ consider it necessary to do sth.”

it 经常在consider / find/think/ make 等词之后做形式宾语,替代后边真正的宾语:动词不定式
consider / find/think/ make+it +adj.+ to do sth