求翻译：假如你是李华，你得知在美国的朋友Tom后天要过生日了。你通过E-mail给他写封贺信。感谢他三年来给你的帮助，祝贺他生日快乐，并预祝你们的友谊天长地久。是什么意思？

If you were Li hua, you learn that in the United States friend Tom's birthday the day after tomorrow. You by E-mail to write a congratulatory letter from him. Thank him for three years to help to you, happy birthday to congratulate him, and wish your friendship forever.

If you are Mr Fred LI, you know that a friend of the United States in Tom acquired to celebrate his birthday. You have written to him through E -mail message. thank him for 3 years, to congratulate you for your help and wish him happy birthday to you, your friendship endures.

If you are Li Hua, you knew will have to celebrate a birthday the day after tomorrow in US's friend Tom.You write through E-mail to him seal the letter of congratulations.Thanks his for three years to give your help, congratulates his birthday to be joyful, and wishes in advance your friendship for

If you were Li hua, you learn that in the United States friend Tom's birthday the day after tomorrow. You by E-mail to write a congratulatory letter from him. Thank him for three years to help to you, happy birthday to congratulate him, and wish your friendship forever.

正在翻译，请等待...