请选择DCBA8`3C'l:J/|*f0{:K Helen is playing _________ guitar．Mike is playing basketball．7s,y)p)E+|*{8R+x,{3G3R'X;N
A．the；the7s,y)p)E+|*{8R+x,{3G3R'X;N
B．the；／7s,y)p)E+|*{8R+x,{3G3R'X;N
C．／；the7s,y)p)E+|*{8R+x,{3G3R'X;N
D．／；／7s,y)p)E+|*{8R+x,{3G3R'X;N