在黑板上用in还是on
回答
爱扬教育
2022-06-28
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例句：If you write on the blackboard, rub it off at the end of the lesson.
如果你在黑板上写字，下课时要擦掉。
扩展资料
blackboard：n.黑板，复数： blackboards
例句：
With a stick of chalk he wrote her order on a blackboard.
他用一截粉笔将她的指示写在黑板上。
On a blackboard, he drew five concentric circles.
他在黑板上画了5个同心圆。
There was a blackboard with seven names chalked on it.
黑板上用粉笔写着7个人名。
He chalked the message on the blackboard
他用粉笔将消息写在黑板上。