Hadn't been seen since the week before the season began.

I've been saying that since the first or second week.

It had not been heard here since the first week of the season.

I've been trying to get this job to run since last week.

I haven't seen nor heard of them since last week.

But they said his thinking had not changed since last week.

Ever since last week, you haven't been out of my mind for a minute.

We haven't gone anywhere near them since the first week.

Instead, he was troubled at the start by a cold which has been with him since last week.

"This is the first day I've come out since last week."