1 . The UK government is looking at introducing it on a ________(自愿的) basis. (根据汉语提示单词拼写）

2 . Some people often do some________(志愿的) work at the local hospital in their spare time. (根据汉语提示单词拼写）

3 . I’ve ever heard of the name. It is a _________ _________ organization providing help for the elderly. (volunteer) (所给词的适当形式填空)