In this lesson, learners examine how AI already appears in messages, images, and workplace communication. They build practical language for possibility, certainty, and deduction with modals, then apply it to realistic work situations where they must decide whether something seems human, machine-made, or a mix of both. Activities include: business scenarios, dilemma discussions, business vocabulary, vocabulary, gap-fill exercises and fill in the blanks. Grammar focus: Modals for possibility, certainty, and deduction. Business skills: Evaluating information, Explaining reasoning and Workplace communication.