---May I have another cake?

---You'd better not. You shouldn't go swimming on a ______stomach.

1. A.
   hot
2. B.
   hungry
3. C.
   fat
4. D.
   full

—May I have another cake?

—You'd better not. You shouldn't go swimming on a _______ stomach.

A. hot                   B. hungry                    C. fat                          D. full