恭喜你获得了第一名！
gōngxǐ nǐ huòdé le dìyī míng ！
Congratulations on winning first place!
我们都来恭喜他，成功了！
wǒmen dū lái gōngxǐ tā ， chénggōng le ！
Let's all congratulate him on his success!
在这样的日子里，我想恭喜你们的婚礼。
zài zhèyàng de rìzǐ lǐ ， wǒxiǎng gōngxǐ nǐmen de hūnlǐ 。
On such a special day, I want to congratulate you on your wedding.