如果一个孩子长期处于睡眠不足的状态，他将很难参与到课堂活动和学习新知识当中。

If a child is chronically sleep deprived, it's far more difficult for them to participate in classroom activities and learn new things.

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同样的，在课外多参加活动，获得充足的经验比仅仅在课堂上学习更重要。

Again, it might be more important to gain some experience doing things outside of class rather than just study all the time.

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许多学习活动可在任何地点开展，特别是课堂以外。

Many learning activities should be popping up everywhere, especially outside the classroom.

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