She has just boiled an egg.She has never been toShe has just boiled an egg.She has never been to China.He has already painted that bookcase.在这3个现在完成时的句子中,副词just ,never already,为什么放在句中这样的位置,放其他地方不行吗?

问题描述:

She has just boiled an egg.She has never been to
She has just boiled an egg.
She has never been to China.
He has already painted that bookcase.
在这3个现在完成时的句子中,副词just ,never already,为什么放在句中这样的位置,放其他地方不行吗?