She doesn't be late for school every day.找出错误并改正

She doesn't be late for school every day.找出错误并改正
She doesn't be late for school every day.
找出错误并改正

She doesn't be late for school every day.找出错误并改正
doesn't be改为isn't

doesn't改为isn't 因为be是系动词便否定只能是其本身，不能是助动词do