i thought you were 15 vs i thought you was 15

The correct phrase is "I thought you were 15." The verb "were" is the correct past tense form of the verb "to be" when referring to the second person singular pronoun "you." Using "was" in this context is grammatically incorrect.

Last updated: March 17, 2024

i thought you were 15

This phrase is correct and commonly used in English.

This phrase is the correct way to express a past thought about someone's age. Use "were" as the past tense form of the verb "to be" when referring to the second person singular pronoun "you."

Examples:

I thought you were 15, but it turns out you're actually 16.
She thought you were 15 when she first met you.
They thought you were 15 because of your youthful appearance.
We thought you were 15 last year.
He thought you were 15 when he saw your ID.

i thought you was 15

This phrase is grammatically incorrect in standard English.

Alternatives:

I thought you were 15
I thought you were 15 years old
I thought you were 15 at the time
I thought you were 15 back then
I thought you were 15 in that photo

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i thought you were 15 vs i thought you was 15