【参考范文】

Dear Aunt White,

   I will soon graduate from university. How time flies! After my teacher knows you are a famouswriter, she asks me to enquire whether you can spare some time to attend our graduation ceremony.Please allow me to have the honor of inviting you to attend our graduation ceremony on June 25 in theNo. 1 teaching building of our university.

   The ceremony starts at 3:00 p.m. Following that, there will be a performance organized by thestudents. After the performance, we would like you to make a ten-minute speech to give us someencouragement and suggestions for our future work.

    I would appreciate it if you could be present at the ceremony. Please inform me of your decisionbefore June 12.

Yours sincerely,

Li Hua

【全文翻译】

亲爱的怀特阿姨，

   我很快就要大学毕业了。时间过得真快!我的老师知道您是一位著名作家后，她让我询问您是否能抽出一些时间参加我们的毕业典礼。请允许我荣幸地邀请您参加6月25日在我们大学1号教学楼举行的毕业典礼。

   典礼于下午3:00开始。之后，将有一场由学生组织的表演。表演结束后，我们希望您发表一个10分钟的演讲，以给我们一些关于未来工作的鼓励和建议。

   如果您能出席典礼，我将不胜感激。请在6月12日前把您的决定告知我。

您诚挚的，

李华