Dans chacune des phrases suivantes, remplacer for par since en conservant le même temps.
She hasn't slept for 2 days.
They haven't spoken to each other for years.
We haven't met for years.
I haven't eaten meat for 10 years.
She hasn't spent time in London for 2 years.
I haven't visited my grandparents for 2 months.
I haven't been to a party for 3 weeks.
He hasn't had a girlfriend for 1 year.
He hasn't practised piano for 1 month.
She hasn't been home for 2 months.