Or she might be able to stay, with a new contract and good pay if she'd proved her worth.
You must prove your worth to me, and perhaps the boy will live.
He had waited a long time to prove his worth.
The rest are artists of the day who would prove their worth later.
But apparently the coach does not play them enough to prove their worth.
For the new members, that offer was an opportunity to prove their worth.
Everything, when it's new to society, has to prove its worth.
All at once, I wanted nothing more than to prove my worth in those clear, blue eyes.
They were given a time frame of 90 days to prove their worth.
"I decided to give him an opportunity to prove his worth."