提纲：
1．电视展现给我们一个五彩缤纷的世界。
2．电视的教育作用。
3．然而，电视也会有害。

电视(television)
　　 television presents a vivid world in front of us. we can bring the theater, art, con certs, and sports events into our homes when we might otherwise never be able to see them. television brings the world to people who cannot travel. www•
　　 television can abe play an educational role in our daily life. not only can we hear and see news as it happens, we can actually observe the paces and the people involved. also people are able to take college courses by television. we are more knowledgeable of the whole world because of television.
　　 however, television can also be harmful. many of the programs now available show violence and scenes which are harmful to young people. some students watch television instead of studying and doing exercise. even though tv can educate and bring the world to us, we must carefully select the programs to watch.

电视
　　 电视展现给我们一个五彩缤纷的世界。当我们不能亲临现场时，电视把剧场，艺术表演、音乐会和体育赛事带到我们家中。电视把世界风光带给不能周游世界的人。电视在我们的日常生活中起着教育人的作用。我们不仅能够听到、看到事件的发生，而且可以实际观察到事件发生的进程和涉及到的人。人们还能够通过电视学习大学课程。因为有了电视，我们对整个世界更加了解。
　　 然而，电视也会有害。现在许多节目是表现暴力和暴力场面的，这对青年人是有害的。有些学生为看电视而放弃学习和体育锻炼。尽管电视是有教育意义的，它把世界呈现在我们面前，我们也应该认真选择观看的节目。