1.Graduation is not only an end to a period, also a commencement of a new period and I hope that future years will bring you continued happiness.

　　毕业不仅是一个时期的结束，而且是一个时期的开端。我希望未来的岁月将继续给你带来幸福。

　　2.Best wishes and congratulations on your graduation.

　　祝贺你毕业，并致以良好的祝愿。

　　3.May you have health, happiness and outstanding success in all your ventures.

　　愿你在不凡的人生事业中健康、幸福、功绩卓著。

　　4.Best wishes and sincere congratulations on your graduation.May this special day be the commencement of the continued series of upward steps to further success.

　　祝贺你毕业，并致以最美好的祝福。愿这一天成为你不断取得更大成就的新的开始。

　　5.It is your graduation day.Please accept my best wishes for your bright future. 在你毕业之时，请接受我最美好的祝福，祝你前程似锦。

　　6.Permit me to congratulate you on your graduation! I hope the future will bring you further success and a whole world of happiness.

　　请允许我为你毕业表示祝贺，愿你未来前程似锦，生活幸福!

　　7.Congratulations on your graduation from the notable university with honour.I'm hopeful and confident，too，that the graduation ceremonies will really be a commencement and that satisfying and rewarding experiences await you.

　　祝贺你以优异的成绩从著名大学毕业!我真诚地期望并深信，毕业仪式只是你美好人生的开端，更令人满意、更加灿烂的前程将等待着你。

　　8.Here's to the happy graduate for the job you have already done.And here's a happy future that is a most successful one.I pray you will as soon as possible make your name known in the world. 今天，你是学有所长的快乐毕业生;明天，你将会是众人瞩目的成功者。我为你祈祷，愿你早日名扬天下。

　　9.I join with all your friends in offering my sincere congratulations on your graduation.The world needs young people today with vision and courage to help build a better place for humanity.Wish you well in all your undertakings and hope that you will find your career a source of great joy and happiness.

　　我与你的朋友们共同祝贺你毕业。今日世界正需要你这样有眼光、有勇气的年轻人为人类谋福利，愿你万事顺利，愿你的事业带给你巨大的快乐和幸福。

　　10.The possibility of enhancing one's knowledge is limitless.Graduation only marks a stage of one's education.Unceasing acquisition of knowledge will unceasingly escalate us to ever higher and higher attainments.

　　学海无涯。毕业只标志着一个人受教育的一个阶段。不断求知，持续进取，才能使我们提升到一个更高的台阶。

　　11.I am very delighted to hear you have successfully passed the high school certificate examination.As one of your intimate friends, I feel very proud of you and have a smack of your happiness.

　　得知你成功通过了中学毕业考试，我非常高兴。作为你的一个密友，我为你感到骄傲，也分享到了你的欢乐。

　　12.It is such a pleasure to congratulate you on your graduation.Whatever you dream for, whatever you hope to achieve may come true with your effort in the future. Remember that nothing is out of your reach if only you first believe.

　　祝贺你毕业真是一件快事。在未来的岁月中，你的努力会使你的梦想成真，请记住：有志者，事竟成。

　　13.We are very happy to extend to you our utmost congratulations on your finishing your college course so successfully.May you enter a more successful life and the future years bring you continued happiness.

　　你以优异的成绩完成了大学学业，我们很高兴并祝贺你。愿你未来的生活更成功，并不断地给你带来幸福。

　　14.May an old friend express his pride in your accomplishment and extend to you a wish for your continued success and happiness.

　　让老朋友为你的成就感到骄傲，并祝你来日事业有成，生活幸福!

　　15.Sincere congratulations on your graduation from the Graduate School of Chemistry of...University.We have heard of the excellent record you made in your studies.We are very proud of you and avail ourselves of this opportunity to extend to you our best wishes for your bright future and happiness.

　　衷心祝贺你从……大学化学研究生院毕业。我们已获知你的成绩优秀，为你感到骄傲，并借此机会祝你前程光明，幸福快乐