Comprehensive analysis, a correct understanding of themselves. Accurately find out your strengths and weaknesses, so as to clarify your learning characteristics and development direction, and find out your best talent in learning. Determine the goal according to the actual situation. When making a plan, don't be divorced from the reality of learning. The goal cannot be set too high, nor can it be set too low. It should be based on: the reality of knowledge and ability; The reality of "deficiency"; The authenticity of time; The reality of teaching progress, determine the goal, in order to achieve it through their own efforts.