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A nation in the center of North America; it, a major trading partner of Korea, occupies an important position in international politics and economics; its principle language is English and capital city is Washington D.C.

A country in the eastern part of the Indochinese peninsula, in East Asia; after the Second World War, it was divided into the south and the north and was united as a communist country, through a war in 1975; it produces rice, iron ore, etc.; the official language is Vietnamese and the capital is Hanoi.

A name given to someone, which shows his/her characteristics unlike his/her real name.

A person who is directly related to a matter.

A word used by a speaker when he/she refers to himself/herself in an official setting.

A metropolitan city in the southeastern region of Gyeongsangnam-do, or South Gyeongsang Province; the biggest city second to Seoul, it has the largest trade port in Korea.

A position of being responsible for a department in an institution, organization, etc.; a person in the position.

A state in which a person dies.

A person who represents a company and is responsible for corporate affairs.

The year, month and day of birth.