就让我代表全体同学向为我院的建设作出贡献的各位领导和老师以及一直关心学校发展的校友致以最崇高的敬意!

Being representing all of the students, herein I'm honored to express my highest respect to those leaders and teachers who have been contributing to our school as well as those alumni who have been concerning about the development of our school all the way along.

those 换成 the 也行