The document discusses the differences between animals bred in pens versus in the wild. Animals in the wild are stronger and healthier since they have access to natural food and face more challenges. This is compared to language teaching that focuses only on textbooks without real communication tasks, which leaves students less motivated and competent in using the language. Various definitions of tasks in language teaching are provided, ranging from non-communicative to authentic communication. The document argues teachers should design syllabi that include both linguistic and communication tasks to develop students' abilities.