2. Right-click the blank space, and then click Review Element.
3. Press Ctrl+F to bring up the search bar at the bottom.
4. Enter "The teacher has set a progress bar that cannot be dragged" and press enter to find the location.
5. Delete the content searched in the comment page, and you can drag the progress bar.
An yun Classroom Computer Edition is a software that provides comprehensive safety education, learning and training. An yun classroom software provides comprehensive professional resources and services, and provides a large number of high-quality question banks for everyone. You can brush the questions online at any time, and you can learn all kinds of professional knowledge and required professional content.
Zhong an yun Classroom is a professional platform of safety production education and training under Zhongan Huabang. By providing high-quality safety production professional courses, systematic safety training solutions and innovative online learning experience with the help of an yun Classroom Software, and combining authoritative experts, excellent lecturers, professional institutions and well-known universities, an yun Classroom is committed to building a systematic, comprehensive and professional platform for resource sharing and knowledge exchange in the field of safety production.
The content of an yun classroom software includes: post safety qualification training, safety qualification training, safety question bank, resource center and other modules.