We ask everyone to contribute two days of their own a year toward it.

Wants America's allies to contribute more toward their own defense.

The other members contribute toward groceries according to their ability to pay.

The union workers currently contribute nothing toward the cost of health insurance.

As well, boys were expected to contribute their spirit toward the community through participation in social service.

Need analysis is the process that determines how much money a family must contribute toward its student's education.

The city would contribute $600 million toward the stadium, with the rest of the money coming from the state and private sources.

Europe and Canada contributed about $100 million toward the cost of the flight.

I, who work in the private sector, have to contribute toward my own medical coverage.

Why contribute toward physical improvement if the museum is going to move anyway?