1.Congratulations!恭喜！
2.Thank you for your invitation.谢谢你们的邀请。
3.We are here to witness the union of two lives in marriage.我们在此为两位联姻作见证。
4.I now give the toast to the bride and groom, Mary and Bob.现在我向新娘玛莉、新郎鲍伯举杯致敬。
5.Today is indeed a joyous occasion for all of us present here.对我们列席的每个人而言，今天真是个令人欢欣的日子。