健身房增肌训练计划男:请给我讲讲be used to doing/be used to do的区别

请给我讲讲be used to doing/be used to do的区别 used to be 是什么意思 there used to be used to be used to be be used to,used to的区别 used to do,be used to do,used to doing,be used to doing的区别 be used to doing sth? 谁能帮我讲讲use to do use to doing used to do 的用法? get/be used to doing used to do /be used to do的区别