他在课堂上和…都很活跃。

And he is active in class and in... too.

youdao

现已年过九旬的格林，是玛克辛。格林基金会的会长，还是一位教授，仍然活跃在哥伦比亚大学哲学和教育学的课堂上，她在那里从教四十余年。

Now ninety, Greene, president of the Maxine Greene Foundation, is still a professor of philosophy and education at Columbia University, where she has taught for more than forty years.

youdao

在以学生为中心的课堂上，营造一个和谐、互动、活跃的课堂气氛是重要的条件。

In classrooms with students as the center, it is important to build a harmonious, interactive and active classroom atmosphere.

youdao