It has been suggested that Swales'create-a-research-space (CARS) model has had a tremendous influence on genre analysis in EAP and ESP and on the teaching of academic writing aiming at both L1 students or NNS students. In this essay, five RAs from TESOL Quarterly published from 1999 to 2001 will be analysed. The papers were selected because they were close in time and they had clearly defined and labelled introduction and conclusion sections. Based on CARS model, the paper will focus on structure of introductions and examine the link between introductions and conclusions by analysing the structure of conclusions .
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