必须强调的是，辅导班或辅导书只是学习的一种手段，最终解决问题还要自己动手动脑。

What must emphasize is, coach class or coach a kind of trick that the book just learns, solve a problem finally even oneself start work beat one's brains.

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同时还积极锻炼自己的动手实践能力，具有独立思考、解决问题的能力和团结协作精神。

While actively exercise their practice ability, has the independent thinking, problem solving skills and teamwork spirit.

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