I haven't eaten since breakfast.

It's been raining since morning.

Since you asked, I'll explain.

She's lived here since childhood.

I haven't eaten anything since breakfast.

Since then, I've changed my mind.

I’ve felt much better ever since.

She’s been more careful ever since.

He has been custody since his arrest.

I haven't seen him since last year.

I haven't seen him since the party.

They have been friends since high school.

He hasn't called me since last week.

I've been studying French since high school.

Since it's late, we should leave now.