She learned how to ride a bike _________ at the age of 6.
My brother likes playing_______baskctball and I am good at playing______piano.
—________do you want to do this afternoon? —I want to play soccer.
Herlry________be at home because he phoned me from the farm just now.
—Can you play volleyball? —Sorry,I ________.
Victor can play ________ piano.He can join the music club. A.a B.an C.the