Answer:
A sport with love and service played by singles and pairs.
I always murmur but never talk. Always run but never walk. I have a bed but never sleep, have a mouth but never speak. What am I?
Of the king I am blue and of the peasant I am red. Of the frog I am cold and of the dog I am hot instead. What am I?
I hold two people together but touch only one. What am I?
I have three feet but I cannot walk. What am I?
What never gets any wetter no matter how hard it rains?