text: Talking to more then one person is important because, you get multiple opinions to choose from, it can help you make a better choice, and it could help you get more information about what you are trying to figure out.Now we have so many school was used the computer ''teacher'' to teach the students. It was pretty cool to see, now in the world we already have this kind new technology. But is we can make sure the computer ''teacher'' they can same with humen teacher, or even they can better than human teacher? Is the computer can like the human to read students' emotional? I think the answer will be: yes, the computer they can read students' emotional.