contribute
1.contribute不论用作及物动词或不及物动词后面现在通常接to和动名词,很少接不定式。例如:They contributed much time to founding(很少to found)a university. 和Exercise will contribute greatly to improving(很少to improve)your health.
2.contribute of...作“贡献…的一部分”解。例如:Every one of them is ready to contribute of his talent.