attest 和 prove 有什么区别

attest 和 prove 有什么区别 certify和prove有什么区别? 高一英语）attest 和 confirm 的区别 prove to be 和turn out to be有什么区别 prove difficult 和 prove to be difficult 有什么区别?The operation proved to be difficult.Rescue operations are proving difficult. sign和prove的区别 confirm与prove有何区别 certify,attest和testify的区别?请不要复制词典的内容!最好给出一些例子来, The operation proved to be very difficult这句中的prove是什么意思?它和The operation is very difficult表示的有什么区别吗? evidence做动词证明用时,和prove的区别 confirm prove的区别 this did not prove to be a problem.与 this was not a problem 在意思上有什么区别?可否改成：this prove to be not a problem prove和support的区别是不是prove后面只能接事实 类似factsupport后面只能接观点 类似argument demonstrate与prove的区别 confirm与prove的区别 After graduating from college,Mary spent a year in New York,( ) at a homeless shelter.为什么用volunteering不用to volunteer有什么区别.这种情况下DOING和TO DO 有什么区别I am sure that the novel,once ( ),will prove a great success. assurance,attest,audit engagement这三者的区别是什么啊?分别应该怎样翻译? 和 有什么区别