Sentence examples for the fbi from inspiring English sources

"the FBI" is a correct and usable part of a sentence in written English.
Depending on the context, you can use "the FBI" either to refer to the U.S. government agency or to refer to the organization in general. For example: "The FBI has been investigating corruption in city government for the past two years." "The FBI is widely regarded as one of the most effective law enforcement agencies in the world."