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Chaoyang Jin; Jing Yan – Language Learning Journal, 2025
This systematic review aims to explore how task complexity and task sequencing affect the complexity, accuracy, and fluency (CAF) of second language performance. Through an analysis of studies conducted between 2012 and 2021, this review investigates the characteristics of the studies, operationalisation of task complexity, measurements of CAF,…
Descriptors: Second Language Learning, Difficulty Level, Language Fluency, Accuracy
Javad Ahmadian, Mohammad; Tavakoli, Mansoor; Vahid Dastjerdi, Hossein – Language Learning Journal, 2015
This study investigates the combined effects of task-based careful online planning and the storyline structure of a task on second language performance (complexity, accuracy and fluency). Sixty intermediate EFL learners were randomly assigned to four groups (n = 15). Participants were asked to perform two tasks with different degrees of storyline…
Descriptors: Language Fluency, Second Language Learning, Scores, Task Analysis

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