There wouldn't be anything much to watch, for a while now.
We'll watch them for a while, see how they spend their time.
I watched her for a little while without being seen.
I watch him for a while through the glass door.
As it was, we were going to have to watch our step for a while.
I sat in the only chair available to me and watched the campaign for a while.
We watched them for a while, too far away to hear.
Fact is, I've been watching your house for a while.
We watched together for a while, then Dad went back to town.
They watched for a while and then called the others.