Teaching in different levels is one of the popular points that were put practice in foundational education of China.

分层教学是当代中国基础教育教学实践所关注的“热点”问题之一。

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Teaching in different levels is one of the popular points that were put practice in foundational education of China.

分层教学是当代中国基础教育教学实践所关注的“热点”问题之一。

youdao