… the only N that …

结构︰…the only／the very／the first／the last＋名词＋that…

说明︰the only，the very，the first，the last 若修饰<名词>，该<名词>之后的<关系代名词>一般要用 that 取代 who，whom，which。

Man is the only creature that is gifted with speech.
人类是唯一被赋予语言能力的动物。
He is the last person that I’ll get along with.
他是我最不愿与之相处的人。
He is the very person that knows the password.
只有他知道密码。