一节成功的英语课，需要教师精心设计每一教学环节，力求使每个环节都具科学性与趣味性，从而获得最佳教学效果。“导课”要求教师“在一种能使意思明了的情景中清楚而自然地说出新的语言。”学生通过教师创造的情景感知和理解新的语言的意义。这一教学环节对于降低知识难... A successful English class, teachers need careful design of each teaching session, and strive to make every aspect of a scientific and interesting, so as to obtain the best teaching results. The Lesson requires teachers to “speak a new language clearly and spontaneously in a context that makes sense.” Students perceive and understand the meaning of a new language through the context created by the teacher. This teaching is hard to reduce the knowledge ...