22. It took the police a long time to find some evidence. The new evidence led to ____________.

　 A. the robber having caught　　　　 B. catch the robber

　 C. the robber being caught　　　　 D. the robber to be caught　

第一节：单项填空(共15小题，每小题1分，满分15分)

21. It is considered to be almost a crime to ______ children to violence on TV.

　 A. contribute　　　　　 B. devote　　　 C. prefer　　　　　 D. expose