Can't worry.
Don't worry, you will miss important information.
Do the problem according to the method taught by the teacher.
When solving a problem, do it according to the method taught by the teacher and apply the formula given by the teacher.
Mark known conditions
It is to mark the known conditions in the topic with some symbols, especially physical quantities. It is better to use another symbol to mark physical quantities.
Brush questions and practice more.
When doing the questions, you can habitually abandon the computational questions in the multiple-choice questions, or the questions that you can't understand. In fact, it is useful to brush questions, but remember to brush different types of questions, skillfully use physical formulas, and have clear answers.