1, basic knowledge; It includes several questions to several questions. Summarize what you have mastered, what is good, and what is not. (give an example)
2. Basic skills; It includes those questions. To sum up, what parts of your answer are good, better and what needs improvement, and give specific examples.
3. Comprehensive application; This refers to the big problem, just like the above part.
4. Talk about the direction, ways and methods of future efforts based on your own shortcomings. (This step can also be described in 1, 2, 3 respectively. )
Other subjects are similar, everything is difficult at the beginning, as long as you do it with your heart, there is nothing you can't do well.