Sentence examples for Who knows? from inspiring English sources
The phrase "Who knows?" is grammatically correct and can be used in written English
It is typically used as a rhetorical question to express uncertainty or to prompt someone to consider an unknown possibility. Example: "I'm not sure what to do next. Who knows? Maybe taking a break and coming back to it later will help."
Dictionary
Who knows?
phrase
A rhetorical question asked to show that the person asking it neither knows the answer nor knows who might.
- It could be one or the other, or both. Who knows?
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