During the learning, the system selects the knowledge point from the knowledge tree according to the sequencing and shows it by a personalized mode.

在知识学习过程中，系统根据知识树中知识点的序列关系从中选出学习者要学习的知识点，并以最适合学习者个性特征的个性化方式呈现。

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Try from a different point of view, a combination of knowledge to explore social issues, to improve participation in social practice and self-learning ability.

尝试从不同角度、综合多种知识探究社会问题，提高参与社会实践和自主学习的能力。

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One point I failed to mention is that at regular intervals in the learning process confidence should actually decrease as knowledge increases.

有一点没有说到的是：在学习过程中的固定间歇点，自信会随着知识的增长而下降。

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