Merry Christmas and a happy new year.
圣诞快乐；恭贺新禧。

Best wishes on this holiday season.
致以圣诞节最诚挚的祝福。

Wishing you and yours a merry Christmas this holiday season.
在此佳节，祝你全家圣诞快乐。

We wish you a merry Christmas.
我们祝你圣诞快乐。

Happy holidays!
佳节快乐！

Wishing you a white Christmas.
愿你有一个白色圣诞。

May peace and happiness be with you always.
愿和平、快乐与你常伴！

Have you been naughty or nice this year?
你今年乖不乖？

Don t forget to hang up the sock