--- Have you finished the report?

   --- No. I ______ it all this week.

   A. will do                  B. had done 

     C. have done                D. have been doing

--- Have you finished the report?

   --- No. I ______ it all this week.

   A. will do                  B. had done 

   C. have done                D. have been doing

--- Have you finished the report?

--- No. I ______ it all this week.

A．will do            B．had done          C．have been doing    D．have done

--- Have you finished the report?

　--- No. I ______ it all this week.

A.will do                               B.had done

C.have done                            D.have been doing

— Have you finished the report?　　　　

—No. I ______ it all this week.

A. will do　　　 B. had down　　　 C. have done　　 D. have been doing