21. Our school, ______ most famous one in Shandong province, was founded in ______ 1950s.

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

22. But he became ______ when he thought about helping ordinary people ______ to cholera.

   A. inspiring; exposing                                 B. inspired; exposed     

C. inspiring; exposed                                D. inspired; exposing