在课上用in还是on

回答
文典教育

2022-06-18

in,in class指在课堂上;上课中
例句:
He must be in class now.
他现在肯定在上课。

扩展资料

  on class指在种类上 on-class teaching才是指课堂教学

  补充:

  practice on the class随堂练习

  discuss on the class随堂小议

  in class,指地点比较合适。someone is in class。相当于someone is in classroom.

  on class,指时间比较合适。someone is on class.相当于someone is busy, not free, is on class.

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