Input Hypothesis is the essential part of Krashen's second language acquisition theory. It has the positive part as wel as the negative part. Since tense and aspect are two problems of the acquisition of English, Krashen's Input Hypothesis has great significance towards Chinese students in classroom environment during the acquisition of English progressives and English teaching.%输入假说是克拉申二语习得理论的重要组成部分,输入假说有其积极意义,也有其不足.时态和体态是英语习得中的两大难题.克拉申的输入假说对课堂环境下中国学生英语动词进行体的习得以及英语教学有借鉴意义.
展开▼