—I’ve bought a box of chocolates for our daughter.

   —Oh, how good a dad! But she doesn’t like sweet things. ________that?

A. Don’t you know     B. Haven’t you known

C. Didn’t you know    D. Hadn’t you known

—I’ve bought a box of chocolates for our daughter.

   —Oh, how good a dad! But she doesn’t like sweet things. ________ that?

      A. Don’t you know                                   B. Haven’t you known

C. Didn’t you know                                   D. Hadn’t you known

 —I’ve bought a box of chocolates for our daughter.

  —Oh, how good a dad! But she doesn’t like sweet things. ________ that?

A. Don’t you know       B. Haven’t you known

C. Didn’t you know      D. Hadn’t you known

 —I’ve bought a box of chocolates for our daughter.

  —Oh, how good a dad! But she doesn’t like sweet things. ________ that?

A. Don’t you know       B. Haven’t you known

C. Didn’t you know      D. Hadn’t you known

—I’ve bought a box of chocolates for our daughter.
   —Oh, how good a dad! But she doesn’t like sweet things. ________ that?
  A. Don’t you know     B. Haven’t you known
C. Didn’t you know     D. Hadn’t you known