Answer:
A sport with love and service played by singles and pairs.
I eat I live.I breathe I live. I drink I die.
I cannot be other than what I am, until the man who made me dies. Power and glory will fall to me, only when he last closes his eyes.
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?
Against the sun I protect your eyes and am often worn on the face of spies
I flow from the Homerβs mouth when he sees doughnuts.