第1个回答 2013-08-03
Dear XX
Thank you for inviting me to your birthday party .
But i have sth important to do ,you know, This SAT which is your birthday my girlfriend will come to my family ,and my parents will not at home that day .So ,you see,it is a real chance that i can ML with her .i don't want to see that i will lose this chance,For that day ,i have waitten 20 years!so i can't go to your birthday party ,Sorry!Please understand me!
Happy birthday!I hope you can play happily and so do i.
yours XXXX