They are watching the lectures at home as homework, recorded lectures, and when they get to class, they are having more active discussions, or interactions with the teachers or working on projects.
他们把在家观看录制的课程当做作业，来到教室时，他们会进行更活跃的讨论，或者与教师互动或做项目。
The professor gives one or two lectures a week, and teaching assistants lead smaller discussions at other times.
教授每周上一到两节课，而教学助理在其他时间组织小范围的讨论。
The professor gives one or two lectures a week, and teaching assistants lead smaller discussions at other times.
教授每周上一到两节课，而教学助理在其他时间组织小范围的讨论。
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