What Does "how could you be so careless" Mean?
Learn what "how could you be so careless" means, when people say it, and how to use it naturally in English.
How could you be so careless?
This is a complaint or criticism meaning the speaker thinks the other person acted carelessly.
From Do Not Deceive Me, Episode 21
When do people say this?
Scene Context
The speaker criticizes someone for being reckless or not paying attention.
Usage Scenario
Use it in an argument or serious complaint when someone makes an avoidable mistake. It can sound harsh and blaming, so it is not suitable for work emails or calm conversation.
Better ways to say it
How could you be so careless?
How can you be so careless?
What were you thinking?
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