one of the 跟one of 后面跟定语从句,谓语动词用单数还是复数

1.one of+复数名词+关系代词+复数动词.如：Titanic is one of the most wonderful movies that have been produced in Holley wood.2.the only one of+复数名词+关系代词+单数动词.如：The Great Wall is the only o...