In language pedagogy, materials used in reading and listening instruction play a crucial role in how learners interact with receptive skills. One of the central debates in ELT concerns the nature of the input: whether it should be simplified to aid comprehension or remain unmodified to reflect real-world language use.
When teachers use naturally occurring language samples — such as news articles, interviews, podcasts, or informal conversations — without altering the grammar, lexis, or structure for pedagogical purposes, the materials are said to promote exposure to language as it is genuinely used in context. This practice is often contrasted with the use of contrived or pedagogically engineered texts, which aim to isolate specific forms or vocabulary items. The term that best describes materials used in the classroom specifically to develop listening or reading skills through exposure to unmodified language input is: