克服、抛弃消极的东西,保留和继承有积极意义的东西,并把它发展到新的阶段,这就是扬弃。多媒体教学与传统的板书、板图教学各有千秋,它们不应当是谁取代谁的关系,而应该是有益的互补关系。课堂教学中应该将多媒体课件和传统的板书、板图配合使用,充分发挥各自的优点,互补缺点,使它们默契配合,相得益彰。 To overcome, discard the negative things, retain and inherit the positive things, and develop it to a new stage is sublation. Multimedia teaching and traditional blackboard, board teaching have their advantages and disadvantages, they should not replace who the relationship, but should be beneficial complementary relationship. Classroom teaching should be multimedia courseware and traditional blackboard, board map with the use of full advantage of their respective advantages and disadvantages complement each other so that they complement each other, complement each other.