The 180 turn requires mastery of steering.

Every new program requires mastery of unique keyboard know-how.

The stringent two-year curriculum requires mastery in six academic groups: English, foreign language, social studies, experimental sciences, mathematics and arts.

Other changes require greater mastery of subject matter.

Achieving this requires concentrated gameplay for almost half a day and complete mastery of the game.

To make a strategy work requires golds - or greater mastery of chaos and order.

The exam can stretch over two or three days and requires mastery of law throughout the country and in a particular state.

The ability of a student to progress to each subsequent level requires mastery of the prior.

Finally, I wish to focus on the European dimension of education and training, which requires mastery of a second language.

This event has its roots in a comprehensive cavalry test requiring mastery of several types of riding.