1. A. discovered B. destroyed C. developed D. opened
2. A. repaired B. invented C. wounded D. succeeded
3. A. improved B. parked C. broadened D. encouraged
4. A. delivered B. organized C. replaced D. obeyed
5. A. painted B. provided C. protected D. equipped
6. A. tested B. marked C. presented D. founded
7. A. used B. finished C. married D. rained
8. A. allowed B. dressed C. flashed D. mixed
9. A. switched B. stayed C. believed D. cleared
10. A. recommended B. waited C. handed D. designed
11. A. annoyed B. phoned C. watched D. remembered
12. A. hurried B. decided C. planned D. wondered
13. A. posted B. added C. managed D. arrested
14. A. dreamed B. neglected C. denied D. admired
15. A. admitted B. advanced C. appointed D. competed
16. A. announced B. apologized C. answered D. argued
17. A. complained B. applied C. compared D. polished
18. A. declared B. exchanged C. excused D. joined
19. A. contributed B. jumped C. introduced D. vanished
20. A. whispered B. wandered C. sympathized D. sentenced