如果你想写明信片，以下是一些常用的英语表达:
1. 问候语： - Dear (收信人的名字), - Hi, - Hello,
2. 问候语开头: - How are you? - I hope this card finds you well. - I hope you're doing well.
3. 介绍自己： - My name is (你的名字). - I'm from (你所在地方的名称).
4. 表达想念： - I miss you. - I wish you were here with me. - I think of you often.
5. 描述景色或地方： - It's so beautiful here. - The scenery is breathtaking. - The weather is amazing.
6. 表达对收信人的祝福： - I hope you have a wonderful day. - Wishing you all the best. - Take care of yourself.
7. 结尾语： - Best regards, - Love, - Sincerely,
希望以上的表达对你写明信片有所帮助！