a person who is a member of a particular country and who has rights because of being born there or because of being given rights, or a person who lives in a particular town or city
citizen
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a person who does something, especially helping other people, willingly and without being forced or paid to do it.
Volunteer
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a person who is elected or chosen to lead the group who governs a town or city
Mayor
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someone who helps someone else to do a job:
Assistant
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the local government of a city
City Council
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a building used as offices by people working for a city government
City Hall
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(the title given to) the person who has the highest political position in a country that is a republic and who, in some of these countries, is the leader of the government:
President
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a person or company whose job is removing and getting rid of garbage :
Garbage collector
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the set of necessary tools, clothing, etc. for a particular purpose:
Equipment
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a meeting in which someone makes a statement to reporters or answers questions from them:
News Conference
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an area designed for children to play in outside, especially at a school or in a park
Playground
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a large town with skyscrapers, heavy traffic and lots of people