例如，疫情期间学生被要求以网课和自学的方式代替疫情前面对面的传统授课方

For example, during the epidemic, students were required to use online classes and self-study to replace the traditional teaching methods opposite the epidemic, which brought us requirements that cannot be ignored in reality. <br><br>Before the outbreak of the epidemic, the class hours were arranged by teachers to gather students into the classroom to attend the class, and the courses were taught in the traditional way to achieve the course teaching goals. <br>On the contrary, during the epidemic, the situation developed in a completely different direction. <br>The first thing to consider is how to prevent children from switching off the class webpage during the online class time, or prevent them from being inattentive during class. Combined with actual work, news videos can be used as courses to introduce, virtual experiments can be carried out with the help of virtual experiment software to explain the principles, and finally the questions are presented in the form of PPT to summarize knowledge points and help improve. <br><br>A variety of media methods can be used to introduce mobile information technology: virtual experiment software can be used to simulate experiments that are lacking or difficult to achieve ideal results under objective conditions, to show students; questions can be raised in the form of PPT, and Improve the interactivity of the thinking process.

For example, during an outbreak, students are asked to replace the traditional pre-epidemic face-to-face instruction with online classes and self-study, which gives us practical requirements that cannot be ignored.<br><br>Before the outbreak, course hours were arranged by teachers to bring students to class and to teach in the traditional way to achieve curriculum objectives.<br>On the contrary, during the outbreak, the situation moved in a very different direction.<br>The first thing to consider is how to keep children from switching off their pages during online class hours, or to prevent them from becoming distracted during classes. Combined with practical work, news video can be used as a course introduction, virtual experiments can be carried out with the help of virtual experimental software to tell the principle, and finally in the form of PPT to solve problems so that we can summarize knowledge points and help improve.<br><br>A variety of media tools can be used to introduce mobile information technology: virtual experimental software can be used to simulate experiments that are lacking in objective conditions or are not easy to achieve desired results, to show students;

For example, during the epidemic period, students are required to replace the traditional teaching method in front of the epidemic by online teaching and self-study, which brings us the requirements that can not be ignored in reality.<br>Before the outbreak of the epidemic, the class hours were arranged by the teachers to gather the students to the class and teach the courses in the traditional way to achieve the teaching objectives.<br>On the contrary, during the outbreak, things went in a different direction.<br>The first thing to consider is how to let the children not switch off the webpage of the class during the online class time, or prevent them from being distracted during the class. Combined with practical work, news video can be used as course introduction, virtual experiment can be carried out with the help of virtual experiment software to tell the principle, and finally use the form of PPT to summarize knowledge points and help improve.<br>A variety of media can be used to introduce mobile information technology: virtual experimental software can be used to simulate experiments that are lacking or difficult to achieve ideal results under objective conditions, and show them to students; problems can be raised in the form of PPT to improve the interactivity of thinking process.