Workbook function:
The exercise book mainly plays a counseling role. Its main purpose is to further consolidate the knowledge learned. Many questions in the exercise book are from previous college entrance examinations or large-scale examinations, and they all express the same topic in different forms and ways. Therefore, check your understanding of this problem.
Moreover, there are some things in the exercise book that are not mentioned in the textbook and the teacher, which require us to use our accumulated knowledge in our daily study.
Doing more exercise books will make you better remember what you have learned and become your own wealth. So as to answer those changeable questions more smoothly in the exam.