摘要“基于内容的第二语言教学”（CBI second language），是西方自20世纪80年代中期以来兴起的一个外语教学法流派，即通过非语言的其他科目（如历史、生物等）学习第二语言，而不是单纯地学习语言。通过这样的教学、学习法，学生既可以学到陈述性知识（即学科内容），又可以学到程序性知识（即语言技能）。Krashen强调：要成功地习得一门第二语言，
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