Translators are required to translate texts from one language to another, so they need to be proficient in both languages.

The industry the company is in will often determine the type of language used in the workplace, as different industries have their own unique jargon and terminology.

Actors often need to be able to speak in a specific dialect in order to accurately portray a character from a different region or time period.

Customer service representatives often need to be able to communicate with customers in different languages, especially if the company operates in multiple countries.

Engineers often need to be able to understand and use technical language in order to design and build products and systems.

Politicians often need to be able to use formal language in order to communicate with constituents and other officials.

Salespeople often need to be able to use informal language in order to build rapport with customers and persuade them to buy products or services.

Teachers often need to be able to use both formal and informal language in order to communicate with students and parents.

Doctors often need to be able to understand and use a specialized vocabulary in order to diagnose and treat patients.

Journalists often need to be able to understand and use a broad range of vocabulary in order to write articles and reports on a variety of topics.

Lawyers often need to be able to understand and use a specific grammar in order to write legal documents and argue cases in court.

Actors often need to be able to speak with a specific pronunciation in order to accurately portray a character from a different region or time period.

Customer service representatives often need to be able to speak with a specific accent in order to build rapport with customers and persuade them to buy products or services.

Singers often need to be able to use a specific intonation in order to convey the emotions of a song.

Politicians often need to be able to use a specific discourse style in order to persuade voters and promote their policies.