Taking courses online
本文作者： By Liu Jinmei, 21st Century Teens staff
越来越多高中生加入“慕课”一族，走近世界名师。ON a Friday evening, Duan Buxi puts on a headset (耳麦), clicks on a video, and starts to experience what the place he calls the “realm (王国) of knowledge” has to offer. |  |
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