This essay expounds the connotation of the appraisal system of the quality of practical teaching in vocation- al colleges as well as analyzing the current problems in the system. Based on the basic principles of the combination of quantitative and qualitative evaluations, the integration of orientation and incentive, and the consistency of scien- tific nature and feasibility. Also this essay, emphasizes the construction of the management system, the monitoring system, the appraisal index system and the information feedback system of the appraisal of the quality of practical teaching ,to perfect its appraisal system.%分析互动式教学法的内涵及主要特点，提出在英语教学中采用互动教学法的实施策略及措施，这对英语教学可起到一定的改善作用，使学生在活跃的思维及丰富多彩的活动中，顺利完成学习英语与正确运用英语的目的。
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