Let us students contribute to the welfare of the victims of the earthquake; even pin-money will go a long way.
The construction of a highway will contribute to the growth of the suburbs.
I hope this treaty will contribute to peace in the world.
I appeal to you to contribute to the new clinic.
The robots are sure to contribute to the world.
Science and art must contribute to the promotion of human welfare.
Working, healthy people contribute to the reduction of medical expenses, the rise of the eligible age for benefits, and the curtailment of their costs.
Maintaining a high salt diet may contribute to high blood pressure.
Music and art can greatly contribute to the enjoyment of life.
Since many organizations are putting effort into recycling in order to restore the natural environment, why won't you contribute to reforestation?
Let us students contribute to the welfare of the victims of the earthquake; even loose change will go a long way.