任务型教学以学习者为中心,以任务为主线。任务驱动下的课堂教学是有计划、有目的、有组织的过程,而任务能否成功地推进教学则首先在于任务的设计与组织。因此,教师在课堂教学中要充分发挥主导作用,扮演好不同的角色。(一)任务前阶段:引导者任务前,教师必须认真指导学生认识和确立下列目标: Task-based teaching to learners as the center, the task-based line. Task-driven classroom teaching is a planned, purposeful and organized process. Whether the task can successfully promote teaching lies primarily in the design and organization of tasks. Therefore, teachers should give full play to their leading role in classroom teaching and play different roles. (A) the pre-mission phase: guide the task before, teachers must carefully guide students to recognize and establish the following goals: