A student opens their Chromebook and logs into AP Classroom. Opening their assignments, they begin an AP Daily video lesson, taking notes as they watch. The student adjusts the playback speed to 1.5, ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果一些您可能无法访问的结果已被隐去。
显示无法访问的结果