1, recite concepts, formulas, theorems and images.

If you are 30-40 now, the first thing to do is to carry it on your back. Now follow the teacher around, so you have to memorize every concept, formula theorem and image that the teacher said.

Requirements: Every conceptual formula theorem image should be memorized. You can ask your deskmate questions, such as functions. You should know the concept of function and its related properties.

Note: This is the most painful stage. Come on!

2. Reciting examples The teacher will talk about some examples in class. The second step is to recite this example, including topic conditions, solutions and solutions.

Requirements for reaching the standard: you can close the textbook, write down the conditions and solutions of the questions yourself, and memorize the steps! To find the key words in the topic, that is, the title eye, that is, the appearance of the concept formula theorem you recited before in the image.