听说你已定婚，Marry，请接受我的良好祝愿。 I have heard of your engagement, Mary. Please accept my best wishes.
我向他们祝愿幸运 I wish them luck.
我母亲和我一起向你表示美好的祝愿。 Mother joins (with) me in sending you our best wishes.
让温馨的祝愿、幸福的思念和友好的祝福，在圣诞佳节来到你身边，伴你左右。 May the warmest wishes, happy thoughts and friendly greetings come at Christmas and stay with you all the year through.