1, in the usual study, you must master some learning skills, buy more test questions to practice, and after mastering the answering skills, your grades will be significantly improved.
2. Be sure to listen to the teacher's explanation in class, and ask the teacher in time if you don't understand any questions after class.
3. In life, you should also know how to combine work and rest. You can't study too much. If you are overworked, it will affect your study efficiency.