本文阐述任务型语言教学理论基础与任务活动设计原则;以Capital Cities单元教学为例,探讨在综合英语课教学中如何有效实施任务型教学,以更好地完成课程教学目标。 This article elaborates the basic theory of task-based language teaching and the principle of task activity design. Taking Capital Cities as an example, this paper discusses how to effectively implement task-based teaching in comprehensive English teaching so as to achieve the goal of curriculum teaching.