This article explores the challenges faced by ESL learners in mastering countable and uncountable nouns. It presents a case study of a learner, analysis of grammatical issues, and a tailored lesson plan based on observed errors. Pedagogical approaches grounded in applied linguistics are suggested to address learner needs.

countable nouns, uncountable nouns, ESL learners, grammar instruction, communicative language teaching, error analysis, remedial teaching, language acquisition

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