课本是教学的根本，课本习题是教师教学的题源，一线教师在平日的教学叶，UOnlAHQhBehh6fTMj2vCSBDU0FuEG2MJ3Lflbl8t7sU=不应脱离课本去授课，而应以课本为bmjQIf15hvviv42KrEcKNf7YE0SsL2vcnsLmKII0ogM=抓点，进行深（试读）...