请选择ABCD6U4~4q2s-L Look，the boy can ________ ．7Y0H-Z7[+K(S;C3v6u
A．skating7Y0H-Z7[+K(S;C3v6u
B．skate7Y0H-Z7[+K(S;C3v6u
C．skates7Y0H-Z7[+K(S;C3v6u
D．is skating7Y0H-Z7[+K(S;C3v6u