本文阐述以任务型学习模式为理论而设计的用于对外汉语教学的交际任务。参与这些任务的是学汉语的初级、中级和高级班的美国学生。研究表明,交际任务对汉语教学有积极指导意义,通过感受、参与、执行、完成与实际日常生活有密切关联的任务,学生可有效地习得汉语语言形式、获得语言运用能力,提高语言交际水平。 This article elaborates the communicative task designed for teaching Chinese as a foreign language based on the task-based learning model. Those who are involved in these tasks are American students in primary, secondary and advanced Chinese classes. The research shows that communicative tasks have positive guiding significance for Chinese teaching. Students can effectively acquire Chinese language forms, gain the ability to use the language and improve the level of language communication by feeling, participating in, executing and accomplishing tasks closely related to the actual daily life. .