have been +adj 是现在完成时,表示从过去一直持续到现在的状态,
如：He has been dead for three years.
I have been early to get to school.
而be 动词+形容词,表示的是一种习惯性的状态.
如：My room is clean.
He is clever. have been +adj 是现在完成时,表示从过去一直持续到现在的状态,
如：He has been dead for three years.
I have been early to get to school.
而be 动词+形容词,表示的是一种习惯性的状态.
如：My room is clean.
He is clever.