comment savais-tu

how did you know

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phrase Rare #37,505
how did you know An informal singular “you” question in the imperfect tense. The subject pronoun usually comes after the verb in this question form.
FR: Comment savais-tu que nous étions déjà partis?
EN: How did you know that we had already left?

Comment savais-tu tout cela?

How did you know all that?

Comment savais-tu pour la bombe?

How did you know about the bomb?

Comment savais-tu à qui le remettre?

How did you know who to give it to?

Comment savais-tu qu'il en manquait un?

How did you know one was missing?

Comment savais-tu?

How did you know?

Comment savais-tu ce que je pensais?

How did you know what I was thinking?