For your question, first of all, even if you have the answer, I can't give it to you. Second, you should do well the books you paid for, so that you can improve. Third, you should be confident and believe that you are the answer. Fourth, what should I do if I rely too much on the answer? Fifth, the teacher will always comment. Why do you need an answer? Finally, I will send you a sentence: there is no end to learning, and there is no end to learning.