摘要
任务是任务教学法的核心，任务设计的成功与否直接影响到任务教学效果的好坏。设计一个好的任务，除了要明确任务的定义和分类，还要考虑影响任务难度的各种因素以及任务设计所要遵循的原则。任务设计者应根据学习者的具体情况以及教学的具体内容和目标，分析不同任务中存在的各种变量，同时遵循任务设计的基本原则，设计出最佳的任务，以达到最佳的教学效果。
Task is the core of task - based approach. The design of task directly influences the effect and efficiency of teaching. In order to design a good task, we have to explicit the definition and classifications of task as well as different elements which influence the difficulty of tasks and fundamentals we have to follow when we design a task. Task -designers should analyze all the variations in different tasks according to learneva＇proficiency and specific teaching aims and content.
基金
义乌工商学院2008年度院级课题《英语课程中任务型教学模式的实践研究》（200711011）阶段成果.
关键词
教学任务
定义
分类
难度
基本原则
pedagogical tasks
definition
classification
difficulty
fundamentals
