笔友从英国寄来生日礼物、写一封感谢信、（英文的）

Dear Peter,
Thank you so much for the birthday gift.I was so surprised once I got the package,and even surprised me more when I found out it was the just released Harry Potter!Thank you so much for the gift again,that is the best birthday gift I ever had.
All the best wishes,
Sincerely yours,
Jim.