---What do you think we can do for our aged parents?---You ________ do anything except to be with them and be yourself.A.don't have toB.oughtn't toC.mustn'tD.can't
网友回答
A解析句意：--为了我们年迈的父母，你认为我们可以做些什么事呢？--你不必做任何事情，只要能真情地陪伴他们（他们就很满足了）。don't have to--needn't不必；oughtn't to不应该；mustn't不可以，被禁止；can't不能。