Learn what "what on earth" means, when people say it, and how to use it naturally in English.

This is a forceful way to ask what someone has been doing so late.
From The Dumb Billionaire Heiress In Love Part Ii, Episode 31
Someone is asking what the other person has been doing so late at night.
Use it when you are annoyed, surprised, or suspicious about someone's late-night behavior. It can sound accusing.
Scenes unlock real expressions as you watch
Tap to translate or use dual subtitles
Practice immediately with AI Characters
Reinforce with quick quizzes and repetition
Build speaking confidence with drama-based context, instant explanations, and AI-powered practice tailored to real conversations.
Start learning