邀请同学参与毕业典礼的邀请函英文版-条据书信 dear jack, we will have a graduation ceremony next week.and i strongly suggest you attend.because this is a great honor to us . example 2 formal reply ( decline )谢绝mr. and mrs. george mailer present their compliments to mr. and mrs. robert, and regret that a previous engagement prevents them from accepting the kind invitation to dinner on friday, march 26th. 17 butter place march 22nd 常用的英文邀请信 dear sir/madam: im delighted you have accepte