学生在课堂上学习新知识后，完成一定的作业，对于巩固所学知识、训练思维方法、发展能力具有重要作用．一、新教材练习、习题特点新教材在设置练习与习题时，根据新大纲对知识、能力的要求，在总结多年经验的基础上，进行了精心设计，与以往教材比较，有许多优点及不同之处， After students learn new knowledge in class, they complete certain assignments and play an important role in consolidating their knowledge, training thinking methods, and developing their abilities. First, the new textbook exercises, exercises characteristics New textbooks set exercises and exercises, according to the new outline of the knowledge, ability requirements, based on summing up many years of experience, has been carefully designed, compared with previous textbooks, there are many advantages and different Where