This article presents a theoretical review of and methodological guidelines for the study of two key notions in second language acquisition research, complexity and difficulty. The term "complexity" has gained considerable currency over the past decades and has taken on a wide range of meanings. We argue for a more restricted…

This study examined second language (L2) learning difficulty of 13 Chinese grammatical constructions on the basis of teachers' perceptions and associated the L2 learning difficulty of Chinese grammatical constructions with teacher-perceived learner grammatical competence and with the instructional levels. A total of 77 experienced teachers were…

This study presents a comparative analysis of classical reliability measures, including Cronbach's alpha, test-retest, and parallel forms reliability, alongside modern psychometric methods such as the Rasch model and Mokken scaling, to evaluate the reliability of C-tests in language proficiency assessment. Utilizing data from 150 participants…

This article examines the determinants of Syrian refugee students' language comprehension difficulties in Lebanon, Türkiye and Australia, three host countries offering refugees different types of legal status (short-term, medium-term and long-term legal settlement). To understand the influence of legal status and its corresponding educational…

To investigate how task complexity cognitive factors influence the lexical complexity in essay writing, this study was guided by Robinson's Cognition Hypothesis (CH) and Skehan's Limited Attentional Capacity Model (LACM), and examined the effects of task complexity on lexical complexity in undergraduates' essay writing. Using Lu's Lexical…

This study provides an overview of the level of students' cognitive load in learning English in vocational schools. A quantitative descriptive study uses a cross-sectional survey conducted to measure the level of cognitive load of students in learning English in vocational schools. The subjects are 69 respondents who are students from one of the…

Although research indicates that deliberate practice is indispensable for achieving high levels of proficiency and expertise in a range of disparate fields, this type of practice has largely been overlooked in the second language acquisition literature. To bridge this gap, and advocating for a more intentional and goal-directed approach to second…

This study aims to investigate ChatGPT's ability to comprehend input from nonnative speakers, specifically those learning English as a second language, with Japanese speakers serving as the model population. The experiment examines how ChatGPT evaluates the difficulty levels of the Test of English for International Communication (TOEIC), which is…

This report provides an in-depth comparison of TOEFL iBT® and the Duolingo English Test (DET) in terms of the degree to which both tests assess academic language proficiency in listening, reading, writing, and speaking. The analysis is based on publicly available documentation on both tests, including sample test questions available on the test…

This study examined the impact of extensive reading (ER) on Foreign Language Enjoyment (FLE) among advanced-level Chinese EFL learners, the interplay between reading enjoyment and material difficulty, and the challenges and strategies related to online ER. The following research questions are addressed: (a) what are the effects of a semester-long…

This study examined the challenges of English learning encountered by Chinese international students in a Malaysian university, as well as the contributing factors and strategies students employ to cope with these challenges. A total of 60 Chinese international students (51.7% male and 48.3% female) participated in this study, with an average stay…

This study examined the effects of watching gestures and lip movement on second language (English) listening comprehension. The participants were 30 high and 22 low proficient learners of English. There were six listening tasks combining two variables: modality and difficulty. The modality consisted of three types of assessments: Body (the upper…

The Imperfect/Preterite aspectual contrast is one of the most studied topics in Spanish as a second language research. However, there are few works focused on describing the acquisition of modal uses of the Imperfect by L2 speakers. This paper investigates the L1 Russian L2 Spanish speakers' mastery of politeness, evidential and nonfactual modal…

Individuals or groups are forcibly displaced due to economic problems, wars, terrorism, political conflicts, and discrimination based on gender, ethnicity, or religion. War-induced migration often leads to movement towards neighboring countries, creating challenges for host nations like housing, healthcare, basic needs, and education. Similarly,…

English-medium instruction (EMI) is rising in importance in higher education, especially for fields such as medicine. However, most students have some degree of linguistic barriers when studying courses in EMI. This study explored the challenges medical students face in studying medicine taught in English; whether these challenges differ by…