—Shall we play basketball this afternoon?

—      ．I need to exercise very much．

A．No, I don’t want to                                    B．I agree with you

C．You are lucky                                             D．Why not?

--Shall we play basketball this afternoon?

--         I need to exercise very much．

A．Why not?                                                B．I agree with him．

C．You are lucky．                                         D．No，I don't want to．