方法：(1)改变以传统的课堂讲授为主的方式，创造以多媒体手段为主导的教学模式。

Methods: (1) To change the traditional teaching model based on classroom instruction, and establish the new teaching model in which the multimedia is widely applied.

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实验班在合作学习理论的指导下实施教学，对照班则采用传统的以老师讲授为主的教学模式。

The experimental classes are assigned to use cooperative learning approach in their learning process, while the control classes stick to the traditional approach.

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