请选择ABCD,I4f*O5o5L*o,y6w7W8I0] — Did you go to school together ? — .-O9B(n7l7f8@8@4t
A. Yes , we do-O9B(n7l7f8@8@4t
B. Yes , we are-O9B(n7l7f8@8@4t
C. Yes , we can-O9B(n7l7f8@8@4t
D. Yes , we did-O9B(n7l7f8@8@4t