For Xiao Bai, let's start from practice and learn textbooks or handouts with the teacher's video. The number of times is subject to the purpose. with the purpose of

Establish a system

Everyone is a novice in fire fighting, so we need to understand the basic knowledge, establish a system and connect all the parts.

Understand knowledge points

Try to understand the knowledge points explained so as to facilitate the later recitation.

Draw the key points

Draw the key points that should be recited and make clear the order of reciting. After reaching our goal, we need to recite something. First, try to remember the key points you draw, and others can be recited selectively.

Practice is the foundation.

Practice is the basis of fire fighting. If you remember a lot at this stage, it will be easier for you to learn later. If you remember less at this stage, you need to make up for it at other stages, so the study time of practice should be the longest.