We need to step up our efforts to meet the deadline
The company decided to step up production to meet demand
He's always willing to step up and take on responsibility
It's time for us to step up and make a difference
The police were called to step up security in the area
She had to step up and lead the team after her manager left
Can you step up to the microphone, please?
The government promised to step up its aid to developing countries
Don't be afraid to step up and voice your opinion
We are seeing a need to step up our game in the competitive market
We need someone to lead this project.
I think you should step up and take charge.
I am not sure if I can do it.
When no one else volunteered, she decided to step up
No one else offered, so she took the lead
She assumed responsibility when others hesitated