模板1：

　　Dear ，

　　I will be holding at on in order to . As you are a close friend of our family, my parents and I would very much like you to join us in and share our joy.

　　The occasion will start at , and activities include , and . In addition, there will be . I am sure you will enjoy a good time.

　　My family would feel honored by your presence.

　　Yours sincerely,