【Abstract】Careful consideration of the research question will reveal various options， including the collection of quantitative data， qualitative data or both. These data could be collected through normal classroom routines or outside classroom. The key to the many data-collection options is to select data-collection techniques that are a natural outgrowth of the guiding research question and desired outcomes.
　　【Key words】Gathering Data; Action Research
　　【作者簡介】王猛，辽宁人，中国劳动关系学院外语教学部，副教授，研究方向：英语语言文学及教学法;盛芊芊，辽宁人，北京工业职业技术学院基础教育学院，副教授，研究方向：英语教学，应用语言学。

1. Introduction

　　Although action researches aim to solve immediate and practical problems， teachers do not have to begin with a problem. All they need is a general idea that something might be improved. Then， teachers should evaluate the feasibility， usefulness， viability and the importance of the ideas. There are a lot of things that should be taken into account. Most common data-collection techniques include interviews， classroom observations， field notes， journals， questionnaires，document reviewing，stimulated recall， self-observation， teacher-student meeting， teaching logs and so on.

2. Interviewing

　　Interviewing enables teachers to extend their understanding of events by offering them opportunities to hear the perspectives of students and other participants （Denzin