I always carry traveler's checks when I go on vacation.

The parliamentary system provides checks and balances between the executive and legislative branches.

I need to double-check my work before submitting it.

I need to schedule a check-up with my doctor.

He gave me a blank check to cover any expenses I might incur.

I need to get a cashier's check to pay for the car.

The supervisor decided to spot-check the inventory to ensure accuracy.

I paid with a certified check.

Before hiring, the company conducts a thorough background check on all potential employees.

Regular exercise helps keep your weight in check.