我想要一篇关于奥林匹克的英语演讲稿~大概可以讲5到6分钟~!适合高中学生的?谢谢

Ladies and gentlemen,

I have had a lot of teachers in my school who have given me much help in my study. For their help I will never forget them. But today I am going to talk about a special teacher of mine. This teacher is not a human being and its name is“Computer”. It has been teaching me a lot of knowledge and I appreciate it very much.

With the development of modern science and technology, computers are widely used in every teritories [every field](1) including education. How can a computer be my teacher? How does a computer teach me? Multimedia(多媒体)helps a lot in this aspect in recent years, and computer-based training (CBT) has become a popular educational medium (手段). Even before the multimedia come [came](2) up, many different learning systems appeared, using the components and techniques we now associate with the term “multimedia”. Multimedia components, such as graphics (动画) , animations , sound and video, make the learning process easier through v