provided that 和proving that 区别是什么?

provided that 和proving that 区别是什么? provided that 和 on condition that有什么区别? provided that 与 if 有什么区别 provided that和in that的区别,好像都表示因为的意思呀 providing (that),provided (that)和on condition (that)的用法 provided that ..与given that...有什么区别吗? on condition that与provided that的区别? 请问given that与provided provided that,providing that有区别吗?可以相互替代吗? that's been fine.和that is fine区别是什么 providing that 和 if 的区别是什么? the one 和that的区别是什么?