在英语课堂教学中,我们一直强调任务型教学模式,具体是指依托一定的学习任务,在达成学习任务目标的过程中学习基本词汇,掌握基本语法,练习基本会话技能,学习一定的写作技巧。因此,学习任务的设计效度直接影响课堂教学的效果。笔者结合课堂教学实践,提出提高学习任务设计效度的三种策略:一是依据课程标准,设计任务流程;二是着眼能力培养,把握学习重点;三是基于课堂表现,促进动态生成。 In the English classroom teaching, we have always emphasized the task-based teaching mode, which refers to relying on a certain learning task, learning basic vocabulary, mastering basic grammar, practicing basic conversation skills, and learning certain writing skills while accomplishing the task of learning tasks. Therefore, the design validity of learning tasks directly affects the effectiveness of classroom teaching. The author combines the classroom teaching practice, puts forward three strategies to improve the validity of learning task design: one is based on curriculum standards, design task flow; the second is focus on ability development, grasp the focus of learning; third is based on classroom performance, and promote dynamic generation.