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二语习得(Second Language Acquisition)指的是学习者在学习了自己的母语后,又去学习另一门语言的过程。二语习得理论指的是影响学习者学习第二门语言的规则。对于二语习得理论的研究可以帮助提高语言教学和语言学习的效率。它对语言教学和语言学习有理论和实际方面的重大意义。本篇文章是基于克拉申的输入假说和情感过滤假说而产生的。这两个假说是克拉申监察理论中最重要的假说。输入假说认为“二语习得产生
Second Language Acquisition refers to the process by which learners learn another language after they have studied their mother tongue. Second language acquisition theory refers to the rules that affect learners to learn a second language. The study of second language acquisition theory can help to improve the efficiency of language teaching and language learning. It has great significance both in theory and in practice for language teaching and language learning. This article is based on Krashen’s input hypothesis and the emotion-filtering hypothesis. These two hypotheses are the most important hypotheses in Krashen’s supervisory theory. Input hypothesis that ”Second language acquisition