Dear xxx, I would like to thank you for your lovely gift I recieved lately. You have been such a good friend to me,and the gift was just one more example of your thoughtfulness.You have my deepest thanks and gratitude for a memory I will always treasure. Thank you again for the lovely present, Best regards, xxx 其实最好写上这个礼物的用途,告诉对方你如何使用.这样就比较真实些.