A同学每天上课之前都非常认真地预习,课上也专心致志地听讲,回家写完作业后马上又投入到新课的预习之中。但是每次考前复习的时候,他都觉得许多知识好像还很生疏,甚至有些已记不清是什么时候学的了……B同学头脑灵活、思维敏捷,平时的单元测验成绩一直很优秀。可一到“大考”的 A classmates are very careful to prepare for the lesson before class every day, and attend lectures with dedication in class. Once homework is finished, they are immediately put into the preparation for the new class. However, every time he reviewed the exams, he felt that many of his knowledge seemed to be still unfamiliar. Some students even couldn’t remember when they learned....B. The classmates are flexible and quick-thinking. The unit test results have always been excellent. You can go to the “test”