no sabías cómo hacerlo

you didn't know how to do it

→ no
phrase Rare #23,760
you didn't know how to do it The form changes with the subject and tense, such as “no sé cómo hacerlo” (I don't know how to do it) and “no saben cómo hacerlo” (they don't know how to do it).
SP: Pensé que no sabías cómo hacerlo.
EN: I thought you didn't know how to do it.

Creía que no sabías cómo hacerlo.

I thought you didn’t know how to do it.

Creí que no sabías cómo hacerlo.

I thought you didn't know how to do it.

Pensaba que no sabías cómo hacerlo.

I thought you didn't know how to do it.

Pensé que no sabías cómo hacerlo.

I thought you didn’t know how to do it.