英语写信开头

一、开头： 1.How is it going? 最近怎么样？ 2.I am glad to receive your letter.很高兴收到你的来信。 3.You asked me about(+problem question 等）,now let me give you some advice.你在来信中询问我....，现在，让我给你一些建议。 4.It has been a...