英语书信的开头语和结束语

问题描述:

英语书信的开头语和结束语
写英语书信时都有哪些开头和结尾祝福语、?
能有点文采的么?

Dear...,Long time no see./how is everything going?/...i am so glad to hear from you(reply only).Best wishes./may you all the best./ yours sincerely ...我所知道的就这些,希望能帮上忙哈.