Non-defining relative clauses
Resultado de imagen para non defining relative clauses
Form:
  • Are separated from the rest of the sentence by commas.
  • Can only come after the noun they refer to.
  • Can only use who to refer to people, and which to refer to places and things.
  • Can sometimes use where to refer to places.

                        Resultado de imagen para non defining relative clauses
Function:
  • A non-defining relative clause gives us extra information about a noun.
  • We already know which person or thing we are referring to.
  • The relative clause could be removed from the sentence without affecting the basic meaning.

                         Resultado de imagen para non defining relative clauses
Examples:
  • The Charleston museum, which is the oldest museum in the U.S., was built in1773.
  • Daniel Radcliffe, who played Harry Potter, now acts in the theater.
  • The college, which specializes in languages, is near New York City.
  • Seattle, where my parents live, is a very beautiful place.

                        Resultado de imagen para non defining relative clauses
Watch out!
Tchaikovsky, who wrote Swan Lake, was born in 1840 (Right).
Tchaikovsky, he wrote Swan Lake, was born in 1840 (Wrong).
This car, which we bought last year, in from Italy (Right).
This car, that we bought last year, is from Italy (Wrong).

Practice
Write sentences with non-defining relative clauses, using the information given.
  • The Paris Opera Ballet is the oldest ballet company in the world. It was founded in 1669.

The Paris Opera Ballet, which was founded in 1669, is the oldest ballet company in the world.
  • Harry Houdini was born in 1874 in Budapest. Ha was a famous magician.

Harry Houdini, who was born in 1874 in Budapest, was a famous magician.
  • Swan Lake was based on Russian folktales. It was written by Tchaikovsky.

Swan Lake, which was written by Tchaikovsky, was based on Russian folktales.
  • The Sydney Opera House was designed by Jorn Utzon. It opened in 1973.

The Sydney Opera House, which opened in 1973, was designed by Jorn Utzon.
  • The first opera was called Dafne. It was performed in 1598.

The first opera, which was performed in 1598, was called Dafne.

                              Imagen relacionada


Video related to the topic: https://www.youtube.com/watch?v=un-JNzrxe0E

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