First read the textbook, definitions and formulas, memorize them, then push the formula down, and then look at the examples, all of which are carefully selected.

Then do the questions accurately, not too much. Choose a good exercise (a good exercise should have the following advantages: 1. There are examples, detailed answers and many solutions. 2. There are exercises, and the answers can't be wrong. 3. Have previous exam questions, simulation questions and answers. In my opinion, Huanggang title is good, for reference only, 65438+