First, as it is well known, computers are used in teaching and learning with software designed by programmers. Hence, the teaching programs are fixed and limited. They do not contain enough knowledge that students need. The teaching software can provide all students with the same basic knowledge at the same time. However, different students have different intelligence, and their understanding abilities vary from person to person. Therefore, fixed programs can not offer flexible knowledge.
Second, students should be given active knowledge. Teachers who had many years’ education and have abundant teaching experience can provide students with flexible teaching methods which can not be offered by fixed computer programs. The teaching should include various kinds of subject knowledge that reflect active research fields. It needs teachers to diffuse their recent research results into their teaching, which can not be programmed into software.
Last but not the least, if students always face computers, it will be very tiring. They may feel bored and lose interests. The gestures, facial expressions and tones of teachers will help students to understand knowledge easily.
In a word, computers are helpful in teaching, but it is impossible for computers to replace human teachers.
I strongly disagree that human teachers will be replaced by computers, and my view is reflected in the following part of this essay.
First, in classrooms, not only do students learn academic contents of different courses, (but) they also learn many other things such as communications skills. For example, some kids who enjoy solitude and prefer to keep things to...