Write the correct form of the given works

Write the correct form of the given words.

17. The Boy Scouts of America is a youth ____________(ORGANIZE).

18. We ____________(COLLECTION) old books and clothes and send them to children in mountainous areas.

19. Spend some time at an orphanage. You can bring _______________(HAPPY) to orphan kids by playing with them or teach them music and crafts.

20. The campaign ________(COURAGE) people to recycle paper, cans and glass.