--How much do you ________ for mending my bike?

--Only one dollar, sir.

A. pay            B. charge        C. offer            D. apply

 “How much do you ____ for repairing such a pair of shoes?”“Two dollars, sir.”

         A. charge B. take     C. cost      D. spend

How much do you ________ for repairing my CD player?

  A. pay           B. spend           C. charge       D. cost

  – How much do you _____ mending a pair of shoes?

-- $ 15.