六月的第三个星期日是我们每年都要庆祝的父亲节，这是一个让我们能够表达对父亲最深情祝福的节日。在这个特殊的日子里，我们可以通过送给父亲一张心意满满的贺卡来表达我们的感激之情。以下是一些英语贺卡祝福语，希望能帮助您在这个父亲节为您的父亲送上最好的祝福。

1. Happy Father's Day! May your day be filled with love, joy, and lots of special moments.

2. Thank you for always being there for me, for your unconditional love and support. Happy Father's Day!

3. Sending you warm wishes on Father's Day and thanking you for being the best dad in the world.

4. Dad, you are my hero, my role model, and my best friend. Happy Father's Day!

5. On this special day, I want to thank you for all the sacrifices you have made for our family and for always putting us first. Happy Father's Day!

6. I am so grateful for your guidance, love, and wisdom. Thank you for being an amazing dad. Happy Father's Day!

7. You have taught me to be strong, kind, and to never give up. Thank you for being the best dad in the world. Happy Father's Day!

8. I am blessed to have you as my father and I could never thank you enough for all that you do. Happy Father's Day!

9. You have always been my rock, my support system, and my inspiration. Thank you for being an amazing dad. Happy Father's Day!

10. Today we celebrate you, dad. Thank you for everything you have done for us. Happy Father's Day!

以上是一些英语父亲节贺卡祝福语，希望能够帮助您表达您对父亲的感激之情。无论您选择哪一句话，最重要的是用真挚的心意来表达您的感情。祝您和您的父亲度过一个难忘的父亲节。