hi ,peter, we have not seen for several days ,i miss you very much. i always remember when we studied together before you went to usa. have you been used to the life there? is your study going well? and this weekend i will go to your home to play with your sisters .ok? please write back soon . have a good weekend
基本上沒有特定的“格式”吧， 通常都是這樣：
Dear XXX（對方名字）：
Hello！（Hi！）（打招呼 隨便怎樣都行 只要是打招呼的）
XXXXXXXXXXXXXXXX,XXXXXXX,XXXXX.XXXXXXXXXXXXXXX,XXX.XXXXX?（正文）
Best Wishes（隨意寫 只要合情合理 用Achillesdite說到的也可以）
XXX（你的名字）
hi ,peter, we have not seen for several days ,i miss you very much. i always remember when we studied together before you went to usa. have you been used to the life there? is your study going well? and this weekend i will go to your home to play with your sisters .ok? please write back soon . have a good weekend