Defining and non-defining relative clauses

I don't know the names of the children ________ parents forgot to pick them up from school.

• where

• who

• whose

• that

Don't sit on the chair _______ is broken. Here's another one

• when

• that

• who

• whose

I would like to see the film _____ you were talking about

The woman ________ lent you the money is very generous

Susan, ________ is very generous, lent me a large sum of money.

The teacher _______ car was stolen last week reported the theft to the police.

The library is the room ________ he spends most of his free time

Allison, _______ mother is my maths teacher, is my best friend.

A defining relative clause...

• Gives extra information but it's not necessary to make sense

• Gives essential information about a noun

In the defining relative clauses

• You can use that instead of who or which

• We can’t use that

• Sometimes we can omit the relative pronoun

• We never omit the relative pronoun