Present + desde hace ...
Hace ... que + present
------
Imperfect + desde hacía ...
Hacía ... que + Imperfect
Present + desde hace ...
Hace ... que + present
------
Imperfect + desde hacía ...
Hacía ... que + Imperfect
Hola Emanuel
This lesson is specific to the use of hacer in the imperfect tense. I think mixing them might create a bit of confusion in my opinion. We do have another specific lesson on Hace + length of time + que...
Here it is.
Gracias por tu sugerencia,
Saludos
Inma
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