有一个美好的一天
or Yǒu yīgè měihǎo de yītiān
happy in Chinese is pronounced as Kai xin.
happy monthsary
'Gao xing' is 'happy' in Chinese.
happy monthsary
Althougth I can't remember the exact translation, You say it (Gaung hey faut choy) which is what you say when you want to say Happy Chinese New Years in Cantonese, im Mandarin can't remember exactly, but it sounds almost alike, people who speak it would know what you mean too.
Nihao
You can say "ndi a vhothe" in Venda to mean "I am happy".
快乐 - (kuàilè) - Happy
i have no idea how to say it because im not in china or speek Chinese
You can say "我不是" (wǒ bú shì) in Chinese to mean "I'm not."
haci bosare ot san
Go on google translate.