The Role of Generative Artificial Intelligence in IELTS Writing

Authors

  • Yanmei YU Nanjing University of Aeronautics and Astronautics

DOI:

https://doi.org/10.22333/ijme.2025.10426

Keywords:

generative artificial intelligence;syntactic complexity;IELTS writing

Abstract

This study targeted intermediate-to-low-level learners of IELTS writing, employing generative AI technology as an intervention to systematically examine its influence on syntactic complexity. A mixed-methods approach was adopted, encompassing an 18-week teaching experiment with 50 participants. Theoretically, the research built upon Ortega et al.'s syntactic complexity framework and innovatively established a dual-track data collection system. This system combined automated assessment using natural language processing dependency parsing tools to extract T-unit structures with manual validation by two experienced IELTS instructors to ensure data reliability. Empirical analysis via paired-samples t-tests revealed statistically significant improvements in key metrics: the mean number of words per T-unit increased notably, and the clause ratio rose substantially (both p < 0.05), confirming AI's positive impact on syntactic complexity. Qualitative feedback from interviews and questionnaires highlighted that while AI excelled at providing real-time feedback, human teachers remained indispensable for fostering critical thinking, motivation, and emotional support. Based on these findings, the study proposed an "AI-Empowered, Teacher-Led" collaborative writing instruction model. This model integrates AI-driven adaptive feedback for syntactic development with teacher-guided activities focusing on argumentation and creativity. The research offers empirical evidence and practical insights for language teaching innovation in the intelligent education era, advocating blended learning that leverages the strengths of both AI and human instructors.

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Published

2025-12-26

How to Cite

YU, Y. (2025). The Role of Generative Artificial Intelligence in IELTS Writing. International Journal of Multilingual Education, 26, 88–103. https://doi.org/10.22333/ijme.2025.10426

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Section

Articles