---Why are you looking at them in ________ surprised expression?

---Don't you think ________ question is surprising?

1. A.
   the; the
2. B.
   a; the
3. C.
   a; a
4. D.
   the; a

—Why are you looking at them in         surprised expression?

—Don′t you think        question is surprising?

A．the, the     B．a; the        C．a; a         D．the; a