Students receive credit once they demonstrate mastery of the course content.

Too often, now, the winners demonstrate mastery of words that don't sound like English at all.

Through painting a Chinese noble would demonstrate his mastery over the art of line.

He had to demonstrate his mastery of the situation.

Students flow in and out of these terminals as they are able to demonstrate mastery.

As a youth he had demonstrated mastery of Hindu philosophy.

Other performances with a variety of musical groups have demonstrated his mastery in various styles.

Students advance to a new level of study when they demonstrate mastery of the subject.

Students would then be assigned an assessment for homework to demonstrate their mastery of the topic.

To graduate, they must write and defend portfolios to demonstrate their mastery of a subject.