Question

______ is the box? It’s white.

1. A.
   Where
2. B.
   Whose
3. C.
   What color
4. D.
   What

Answer 1

C
根據(jù)答語(yǔ)可知詢問(wèn)的是顏色，故用what color來(lái)提問(wèn)。