By the name of my life，I swear
In the name of my life, I pleadge
In my life's name , I vow
In my life's name , I take an oath
swear 英[sweə(r)] 美[swer] v. 发誓; 咒骂; n. 咒骂; 发誓，宣誓; [例句]It's wrong to swear and shout破口大骂是不对的。[其他] 第三人称单数：swears 现在分词：swearing 过去式：swore过去分词：sworn
pledge 英[pledʒ] 美[plɛdʒ] n. 保证，誓言; [法] 抵押权; 公约; （表示友谊的） 干杯; vt. 使发誓，保证; 典当，抵押; vt. 许诺; 用…担保; 以誓言约束; 向…祝酒; [例句]The meeting ended with a pledge to step up cooperation between the six states of the region.会议以承诺加快这一地区六国间的合作而结束。[其他] 第三人称单数：pledges 复数：pledges 现在分词：pledging过去式：pledged 过去分词：pledged
vow 英[vaʊ] 美[vaʊ] n. 誓言; 郑重宣布; vt. 起誓，发誓; 郑重宣告; [例句]While many models vow to go back to college, few do很多模特发誓要重回大学校园，但很少有人做到。[其他] 第三人称单数：vows 现在分词：vowing 过去式：vowed 过去分词：vowed
take an oath 英[teik æn əuθ] 美[tek ən oθ] v. 赌咒发誓; 明誓; 宣誓，发誓，立誓; 设誓起愿; [例句]The constitution requires members of parliament to take an oath of allegiance宪法规定，议员必须宣誓效忠。