我国非专业大学英语教学普通特点是班容量大、课时较少,任务型教学法在大学英语口语教学中常遇到任务完成情况不充分、学生不能消化吸收新知识等问题。本文探讨了任务型教学过程中任务前准备这一环节的重要性,研究了任务前准备对口语产出能力的影响,并提出了一系列教学策略来加强任务前准备的充分程度,以期提高大学生英语口语能力的培养。 The general characteristics of non-professional college English teaching in our country is that the class capacity is large and the class time is small. Task-based teaching often encounters such problems as incomplete task completion and students’ inability to absorb and absorb new knowledge in oral English teaching. This article explores the importance of pre-mission preparation in the task-based teaching process, investigates the impact of pre-task preparation on spoken output ability, and proposes a series of teaching strategies to enhance the adequacy of pre-mission preparation in order to improve college students’ Developing Oral English Ability.