Hang in there

What are you doing? Nothing, just hanging around. 

What are you going to do tonight? Nothing much, I'm just going to hang out with some friends. 

Wait! Don't hang up yet. I want to tell you something. 

Hang on a minute. I'll be right there. 

He's been sick for a long time. We're not sure how much longer he can hang on. 

You've had that sweater for years. How long are you going to hang on to it? 

The issue of health care hangs in the balance while the Senate prepares to vote. 

Hang in there--don't give up!