预习的过程是学生在已获得知识能力的基础上,在科学方法指导下,利用各种学习条件和途径,有目的、有计划地主动学习新知识的过程。在这一过程中,学生始终要“运用自己的能力,去尝试了解”新的学习对象。而教师应该对学生的预习进行科学的指导,优化学生的预习过程,使学生在日积月累的长期实践中得到“自求得知”的锻炼,形成良好的读书习惯和自学能力,促进其更好的发展。 The process of previewing is a process in which students actively and purposefully and systematically study new knowledge under the guidance of scientific methods and using various learning conditions and methods, based on the acquired knowledge and ability. In the process, students always want to “use their own abilities to try to understand” new learners. Teachers should make scientific guidance to the students 'preparation, optimize the students' preparation process so that the students get “self-knowledge” exercise through long-term practice, and form good reading habits and self-learning ability to promote them Good development.