Is there ____ “X” in the word “box”?

A. a  B. an  C. the   D. only

Is there ____ “X” in the word “box”?

1. A.
   a
2. B.
   an
3. C.
   the
4. D.
   only

There is ________’b’ and __________’X’ in the word box.
A. a; an   B. an; an       C an; a         D. a; a