Relative pronoun

Most commonly used relative pronouns: who, which and that.

• Who refers back to a person.
  • He is the man who wanted to say something.
• Which refers back to previously mentioned animals or things.
  • The cat, which you see over there, is mine.
• That can refer back to persons as well as to animals and things.
  In most sentences you can also do without the word 'that'.
  • Is this the book (that) you wanted to borrow?
  • All the people (that) I met told me a different story.