How are you getting along these days? I miyou very much.你近來過得如何?我十分想念你。
I was very happy to receive your letter of October 10th.我很高興收到你10月10日的來信。
Thank you for writing to me.謝謝你給我寫信。
Your letter came into my hand yesterday.我是昨天收到你的來信的。
It's a long time since I got your last letter.我收到你的信已經很長一段時間了。