To be active and promising in the new round teaching reform for armed police academies, the problems of precise positioning, objects distinguishing and post focusing have to be solved at first.
武警院校在新一轮教学改革中要积极有为，必须首先解决好如何准确定位、区分对象和聚焦岗位的问题。
What is the meaning of teaching aims and objectives in biology teaching? Not any clear and precise definitions about them have been made to some conclusions.
生物学教学中的教学目标和教学目的的内涵在以往的教学中没有统一明确的定义，造成一定的混乱和差异。
A teacher should have teaching speech cultivation, which means speech with contents, feelings and freshness, while being exact but precise, simple but vivid, full of logic and images.
教师应具备教学言语修养。教师言语修养首先应做到言之有物、言之有情、言之有新；其次是做到准确而精炼、通俗而生动，富有逻辑性和形象性。
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