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how should/would I know

idiom

: I don't know
"Is it going to rain?" "How should/would I know?"

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how should/would I know
how should/would one know
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“How should/would I know.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/how%20should%2Fwould%20I%20know. Accessed 28 Nov. 2025.

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