The present study is a partial replication of the most widely cited study of lexical coverage and reading comprehension by Hu and Nation (2000). Ninety-four advanced L2 learners read a short story at one of 90%, 95%, 98%, and 100% lexical coverage and then completed a 14-item reading comprehension test. The results showed that although…

Several high-stakes English proficiency tests including but not limited to IELTS, PTE Academic, and TOEFL iBT recommend a 2-year time limit on validity for score usage. Although this timeframe provides a useful rule-of-thumb for the recency of testing, it can have far-reaching consequences. In response to stakeholder queries around IELTS validity…

Corrective feedback plays a critical role in enhancing writing skills among English as a Foreign Language (EFL) learners, but large class sizes often hinder the provision of personalized feedback. Generative AI tools such as ChatGPT have emerged as promising solutions that offer immediate and individualized feedback for writing. This study…

Although grit has been an important individual factor contributing to learning, studies are limited regarding second/foreign language (L2) specific grit. Additionally, most approached it without disentangling the differential role of its two dimensions, and the context was restricted in traditional face-to-face language learning. It remains…

The semi-direct speaking test format has limitations, particularly due to its lack of situational authenticity and contextualized input. To address this issue, virtual reality (VR) can be integrated into speaking proficiency tests to enhance authenticity. In this study, a newly designed VR speaking test was administered, and test-takers'…

This research utilized the combination between quantitative and qualitative researches. The research sample included Thai language course lecturers both Thai and South Korean persons, including 1st-4th year South Korean undergraduate students. The instruments used included the questionnaire on teaching strategy which also included Thai culture to…

Various studies have shown that critical thinking development is vital in language learning as it facilitates language acquisition, helps communication skills improvement, and boosts language proficiency. This study aims to investigate the potential impact of the APD technique on students' critical thinking skills development. Conducted in SMA…

Chulalongkorn University Language Institute (CULI) test was developed as a local standardised test of English for professional and international communication. To ensure that the CULI test fulfils its intended purposes, this study employed Kane's argument-based validation and Rasch measurement approaches to construct the validity argument for the…

The current study investigates whether vocabulary breadth, vocabulary depth, and vocabulary fluency contribute differentially to L2 reading and listening comprehension. One hundred and thirty-eight EFL learners first took three vocabulary knowledge tests that measured vocabulary fluency, vocabulary breadth, and vocabulary depth. Subsequently, they…

This study investigates the adoption and impact of generative artificial intelligence (GenAI) tools on English as a foreign language (EFL) learners, focusing on self-efficacy, motivation, and predicted exam performance. Using a mixed-methods approach, the research combines survey data (N = 595) and interviews (N = 8) from Chinese university…

Background: This mixed-method, controlled quasi-experimental study aimed to examine the effects of metaverse-based English as a foreign language (EFL) instruction on high school students' listening skills and self-determination levels. The lessons, which were designed based on social constructivist theory, were implemented for a total of 8 weeks…

This study revisits the roles of different aspects of phonological vocabulary knowledge in second language (L2) listening. Japanese learners of English (n = 114) completed the TOEIC Listening test and three phonological vocabulary tests assessing (a) ability to recognize the meanings of aural forms (meaning recognition), (b) ability to recall the…

English-medium universities often accept scores from various English language proficiency (ELP) tests as evidence of ELP from non-English background students. This practice raises the question of how these tests compare in terms of their ability to predict academic achievement. This longitudinal study addresses this question by examining the…

This study investigated the role of ChatGPT4o as an AI peer assessor in English-as-a-foreign-language (EFL) speaking classrooms, with a focus on its scoring reliability and the effectiveness of its feedback. The research involved 40 first-year English major students from two parallel classes at a Chinese university. Twenty from one class served as…

The study aimed to investigate the effectiveness and challenges of using monolingual dictionaries among second-year technical students at the Technical Institute of Research in Basrah. The research employed a quasi-experimental design, and the required data was collected from 120 students who were categorized as upper intermediate learners based…