This article introduces design principle of CAI courseware in biology teaching at middle school and attention problems when using CAI and its pre-dominance.

对设计中学生物CAI课件的原则，运用CAI课件辅助教学应注意的问题及CAI课件的教学优势进行了探讨。

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The mainstream of the cultural tradition of "filial piety" in China shows the dominance of the principle of paternal authority, blood ties, and moral action.

从中国“孝”文化传统的主流来看，父权主义的主体原则、强势原则、血缘亲情的核心性原则、道德行动选择原则化的解释路向占据了绝对的主导地位。

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It appears to be the dominance of pragmatism over principle, and old-style back-room bargaining over more accountable, albeit potentially slower-moving, politics.

ECONOMIST: Japan��s leadership challenge