请问"Get up quickly横线,you'll be late for school.says my mum.横线上写什么?

or 否则

or else
or
otherwise

NOW!!- not a good one buy chuck it in..

otherwise

Get up quickly,__or__you'll be late for school.says my mum.
我认为这里的标点符号应该这样点吧。
祝你成功哟~