否定词don't aren't haven't区别

否定词don't aren't haven't区别 aren‘t和don’t的区别 isn't aren't don't doesn't的区别! aren't和don't don't 和aren't用法上的区别 haven't和don't have有什么区别 don't have 和 haven't 有什么区别. don't have和haven't有什么区别? I don't have..与I haven't ..的区别 如何区分don't和aren't needn't和don't need to有什么区别?haven't和 don't have 有 there(A,haven't.B,isn't.C,aren'tD,haven't got)ANY APPLES IN