Question

--________ did you buy for your mom for Mother's Day?

--Some flowers.

1. A.
   How
2. B.
   Where
3. C.
   When
4. D.
   What

Answer 1

D
考查特殊疑问词问题。应该从答语入手，some flowers表示物，所以要用what来提问。其余几项，分别表示方式、地点与时间。本题易。