加大练习量，并不是盲目做题，搞题海战术，而是在学习过程中，对学习的内容加深理解的必要步骤。

Increase the amount of exercise, do not blindly, make workbook, but in the process of learning, deepen their understanding of the content of the necessary steps in learning.

题海战术则是学习高数的另一法则。秦夏说：“做练习提一方面可以巩固课堂知识，另一面可以帮助你备考。”

Another part of studying is doing a lot of exercises. "Doing exercises helps in consolidating the knowledge taught in classes and preparing for the exam, " Qin says.