— Well, I found this. I think it must be yours.

— My watch! Thank you. Where ___________ it?

A. do you find        B. have you found     C. did you find              D. were you finding

-Well, I found this．I think it must be yours．

-My watch!Thank you．Where ________ it?

1. A.
   do you find
2. B.
   have you found
3. C.
   were you finding
4. D.
   did you find