Summit 2A - Unit 2 - Lesson 4

(of a person or organization) using a great portion of their income in order to provide social useful services

activity that requires physical or mental effort

someone or something that gives money, clothes, etc. to a charity for free

a wealthy person, often a celibrity, who donates money and puts time and effort in order to help make life better for other people

involved in or related to helping people who are in need to improve their living conditions

a person who tries to bring about political or social change, especially someone who supports strong actions such as protests, etc.