—Would you mind opening the window?

           —_______ Please do.

A .Certainly not         B. You’d better not            C. I’m afraid so

---Open the window please, Mike.

---         ? I can’t hear you.

—________ you open the window, please?

—Yes, I can.

     A. May    B. Need           C. Must            D. Can

__________ the window, please. It’s cold.

       A. Not open      B. Don’t open       C. Don’t close     D. Not close

—Open the window, please. 

  —Certainly. Which one? _____ beside the door?

  A. One            B. The one         C. Ones             D. The ones