A dog is devoted to working on your behalf.
3. trust with I wouldn't trust them with doing this correctly.
4. call off He called off playing the game in the rain.
5. put off He put off going to business school.
6. continue on He continued on sleeping all day.
7. depend on We depend on getting help.
8. keep on We keep on working.
9. rely on We rely on their assisting us.
10. interest in He is interested in being a scientist.
11. participate in They will participate in running the race.
12. suffer from He suffers from not having Vitamin C.
13. specialize in He will specialize in making wine.
14. worry about She worried about getting lost.
15. warn against They warn against giving out information.
16. rejoice at They rejoiced at hearing the news.
17. delight at She was delighted at seeing him again.
18. accuse of He was accused of lying.
19. approve of They didn't approve of his actions.
20. stop from He stopped them from leaving.