The document discusses several perspectives on language acquisition from different authors. Freeman's perspective covers the steps children go through to acquire language, including imitation and the importance of attention. Chapter 2 discusses the same stages as Chapter 1 as well as innate linguistic properties and social interaction. Cook's perspective relates second language learning to first language learning, noting different levels of exposure. Finally, Krashen's perspective focuses on how the first language influences second language acquisition and the errors made by second language learners.