母亲节是一个表达对母亲感激和爱意的特别日子，以下是一些英文祝福语，您可以在这一天使用：
1. Mom, thank you for being you. You are the best mom that a son/daughter ever had.
2. To the world’s number one mom! We all love you very much.
3. We wish you the best of health on this Mother’s Day.
4. There may be moms all over the world, but you’re the only one that matters to me.
5. On this day we honor you, dear mother.
6. I just want to let you know that you are always in my thoughts. I’m proud to be your daughter.
7. Though I don’t tell you often, I’ll always love you and send my best to you on this special day.
8. This card comes from the whole family. Today is your day to relax and let us take care of you.
9. Though time goes by, everything changes. Only my love for you is everlasting!
10. I may not often say it, but I do love you.
您可以选择其中一句或者结合几句来表达您对母亲的感激和爱。祝您母亲节快乐!