The two men had known each other since their school days.
I've known since the first day who her father is.
Under three months since the day he had come back.
Really he'd been alone since the day my mother died.
She hadn't since the day he had asked her to leave their home.
She's been a problem since the day she came to live with us.
We've been best friends since our first day at school, when we were five.
I've never seen anything so pretty since my young days.
He's come a very long way since his dark days.
How far we have come since the days when my father was young.
