A revolution in teaching is required now。In the past，we just took it for granted that a teacher' s aimwas to teach the students all that he knew and solve all the problems for them。Therefore，students could mot judge things on their own under this 。Thus students graally lost the ability to learn by 。In addition，they were only equipped with the knowledge that were taught in class and made the same judgement upon every problem which might crop up。Of course，they would find their knowledge not enough to solve practical problems。
So it is time to change the teaching method。
A teacher' s goal is to help the students develop not only the ability to learn by but the skills to make on every aspect on their own。It' s not necessary for the students to turn to teachers for help while meeting with 。The first thing is to develop the students' abilities to make sound upon any problem and overe 。
Ecation is very important nowadays in our society. In countries, jobs are very complex and people have to study for a long time and very often they should have training in computer .
Fifty years ago, our society was very different. Most people to have a job just needed a basic ecation.
Generally, people who have studies have access to better jobs and better salaries. Moreover, they can often choose to work in something they like. I think that ecation is important because it can help people to have a better standard of life.