Currently, the Covid-19 pandemic is becoming more and more complicated, it causes the economy to stagnate, people's lives are completely disturbed and always in a state of anxiety, ... and with that is learning. students - students cannot go to school. One of the most worrying things when the epidemic situation does not know when to stabilize. Some people think that a long break for students can cause knowledge gaps, but most parents agree because they are concerned about the health of their children and the community. In general, leaving students - students out of school is inevitable and really necessary, but we must pay more attention to the sense of self-study. If you want to ensure that your knowledge has no unfortunate gaps, it is completely up to your own sense of self-study. Even if you can go to school, but if you are lazy, inattentive, engrossed in fun games, your learning results will certainly not be satisfactory. Consider this as the "best opportunity" for yourself to review your broken knowledge, train yourself to make up for existing gaps or improve your ability with different types of exams and exam questions. . In fact, the Departments of Education and Training all deploy learning programs on television, teachers create online lectures, you can study at home. Self-study well is a measure to contribute to the prevention of the Covid-19 epidemic, helping to reduce the risk of disease spread in the community. So, take the time to self-study, self-practice, and join hands to fight the epidemic!