Congratulations! 祝贺你! I'm so happy for you. 我真为你高兴! Here's to everyone's health. 为了大家的健康干杯.Have a good time! 祝你玩儿得开心.All in toda Congratulations! 祝贺你! This calls for a celebration. 这值得庆祝一下. I'm so happy for you. 我真为你高兴! All in today's Chinese studio. Less
这句话和congratulations(恭喜)的意思接近,不过不论成就大小都可以用. 例:A: I was accepted to 5 universities! 我被5所大学录取了! B: Wow, good for you! 哇,你太厉害了!