Possible Clues:

• Taken advantage of
• Take advantage of to use as a stand
• Take advantage of present to get on
• Offered to sell after being exploited
• Imposed on, taken advantage of
• Abused joke about sheep beginning to offend
• Taken advantage of (colloq.)
• Proposed to get on, despite being exploited
• Exploited don goes around university quietly
• Take advantage of present that's taken aboard