請問be aware of be conscious of 和perceive三者都表示意識到察覺到,在用法上有什麼不同

題目：

請問be aware of be conscious of 和perceive三者都表示意識到察覺到,在用法上有什麼不同呢?

解答：

I am well aware that this is a tough job. One should be aware of the fact that .
Their sudden attack made us more aware of the danger around us.
She was not aware of having done wrong.
She was conscious of her flat nose. 這時跟be aware of 用法一樣.
He is conscious that .
He gradually perceived that his parents had been right.
I can't perceive any difference between these coins.
I perceived a man enter the house.