讲授应紧紧抓住中心,不能漫无边际,但也不能照本宣读。语言要精练,通俗易懂,口齿清楚,少说废话。引入某个概念,阐明某个观点时,定义要准确,论据要充分。需要用比喻说明问题时,事先要充分准备,要注意思想性。比喻要生动形象,富有吸引力,但不能低级庸俗。板书板面安排要有计划,图文配置适当,不能随意乱写、乱画、乱擦。书写应章节清楚,层次分明,简单明瞭,重点突出,使人对全课内容一目了 Teaching should firmly grasp the center, not endless, but it can not read this. Language to be concise, easy to understand, articulate, less nonsense. When introducing a concept and clarifying a certain point of view, the definition should be accurate and arguments should be sufficient. When it is necessary to explain the problem in parables, we must fully prepare in advance and pay attention to the ideological nature. Analogy should be vivid, attractive, but not vulgar. Board plank to have a plan, the picture is properly configured, can not arbitrarily write, doodle, chaos rub. Writing should be clear chapters, structured, simple and clear, focused, makes the whole lesson at a glance