I have lived in this house since I was 10 years old.
I have lived in this house for 20 years.
He has learned at school since he was 6. The boy is 11.
He has learned at school for 5 years.
I haven't seen your father since 2010.
I haven't seen your father for almost 5 years.
She hasn't been in Paris since 2000.
She hasn't been in Paris for 15 years.
We have moved to this house since 1999.
We have moved to this house for 16 years.
