承蒙相助，本人不胜感激。I'm much obliged to you for helping us.承蒙您的邀请,我觉得很荣幸.I deem it an honour to accept your invitation.承蒙厚爱,十分感激.I am greatly beholden to you for your kindness....
persist的近义词/同义词有：endure, go, stay, on, last, continue, prevail, persevere, continue, persevere, endure, stand, run, go, stay, remain, last, prevail, on。vt.persist的近义词（耐久;持续）：endure, go, stay, on, last, continue, prevail,...