She doesn't have lunch at home every day,为什么不用hasn't

She doesn't have lunch at home every day,为什么不用hasn't
She doesn't have lunch at home every day,为什么不用hasn't

She doesn't have lunch at home every day,为什么不用hasn't
have 的否定使用需要助动词,这是一种固定用法,记住就行了.
该开始学英语,要多背一些东西,学的好才有动力呀!