Possible Clues:

• How a suspect might try to act
• Turn cartwheels around a friend? Absolutely!
• Raised game and beat friend, of course
• Aunt will be affected by demonstration, of course
• Of course aunt organised the motor race!
• 'Of course!'
• Nation's leaders attending mass meeting of workers, as you'd expect
• Turn circles around a friend? Of course
• Friend of the Earth? Doing without energy, it goes without saying
• Demonstration after university function turned without external influence