请选择DCBA/I(B'd7Z9R1O What ____ you do on Saturdays?7B+e*~0w;?3q1Z
A. do7B+e*~0w;?3q1Z
B. is7B+e*~0w;?3q1Z
C. are7B+e*~0w;?3q1Z
D. does7B+e*~0w;?3q1Z