Related Clues:

• Common course completer
• Pre-diploma hurdle
• Occasion for proctors
• Emulate a Rockette
• The Macarena, e.g.
• Mom-and-pop event … and a hint to the insides of 17- and 41-Across and 11- and 40-Down
• School function
• Word with acid or field
• Course obstacle
• Test paper
• Domain of a king and queen
• Put under pressure
• Proctor's purlieu
• Lab activity
• Shakedown cruise, e.g.