- they [ ðeı ] pronoun ***They is used as the subject of a verb:They killed him.In formal English they can also be used after the verb to be, especially before a relative clause:It is they who are telling lies.1. ) used for referring to a group of people or things that have already been mentioned or that are already known about:I called her parents because I knew they were worried.It's hard to choose. They're all very nice.2. ) used instead of he or she, especially when you are referring back to a word such as everyone, someone, or anyone :We should give everyone a chance to say what they think.3. ) used for referring to people in general:they say/call/think etc.: They used to call her the Iron Lady.4. ) used for referring to a government, an organization, or a group of people in authority:They're going to ban logging in the region.=> HE, THEM
Usage of the words and phrases in modern English. 2013.