companies without whiteboard interviews.Classroom teaching is a bilateral interaction between teaching and learning. It is necessary to give play to the leading role of teachers and to play the main role of students, and to combine them to integrate them into a harmonious, harmonious and active atmosphere. When students are learning information technology, they are often passive recipients or imitators of knowledge. Some teachers use electronic whiteboard teaching, do not pay attention to mobilizing students' subjective initiative, and pay attention to cultivating students' ability to analyze and solve problems, ignoring students. Subject status. The teacher-student exchanges and discussions of the traditional means were annihilated in the display of light, sound and images. The students were not the masters of the classroom, but became the viewers outside the classroom. The students often stayed in the appreciation of the wonderful pictures. The knowledge content is not noticed, and after a long time, it is unconsciously separated from the learning activities.