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 one of the buildings on the earth that is seen from the moon.
注意:not the only one of=one of 如:
Tom isn't the only one of the boys who have passed the exam.=Tom is one of the boys who have passed the exam.