The boy is my brother.
The boy is standing at the door.
The boy who is standing at the door is my brother.
I can do anything I can to help you.
I can do anything that I can do.
Jasper White is one of those rare people who believe in ancient myths.
who 在这是关系词,起承上启下的作用
believe 用在people之后应该用复数对待
who 在从句中指代的是单数,就用单数对待,在从句中指代的是复数就用复数对待
如果在定语从句中出现了one of作为先行词,它后边的关系代词指代的是后面的复数名词
如果在one of前面还有一修饰词only,那么后边的关系代词将指代one这个词
He is the only one of those rare people who believes in ancient myths.
one of 直接作主语的时候,它是做单数看待的
One of the answers is ture.
One of those people is good.