оплачиваться кем-то(из учебника по истории Америки: "Thomas Jefferson belieeved that in a free nation, all citizens should be offered the the government a continuous system of free, public educatin paid for by the government." RDefiner)
оплачиваемый(из учебника по истории Америки: "Thomas Jefferson belieeved that in a free nation, all citizens should be offered the the government a continuous system of free, public educatin paid for by the government." RDefiner)