INDEPENDENT CLAUSE VS. RELATIVE CLAUSE

RELATIVE CLAUSES

We use relative clauses to highlight an aspect of the antecedent or to join sentences.

DEFINING RELATIVE CLAUSES

Provide essential information of the antecedent.

RELATIVE PRONOUNS

Who/That
(PERSON)

Which/That
(ANIMAL OR OBJECT)

When/That
(TIME)

Where
(PLACE)

Whose
(POSSESSION)

NON-DEFINING RELATIVE CLAUSES

Provide additional information of the antecedent.

RELATIVE PRONOUNS

Who
(PERSON)

Which
(ANIMAL OR OBJECT)

When
(TIME)

Where
(PLACE)

Whose
(POSSESSION)

Plato is my best friend. He loves philosophy.

Plato is my best friend who loves philosophy.

The cyclist who won the race trained hard.

The university which she likes is famous.

The summer when I graduated from university was long and hot.

I live in the city where I study.

The house whose roof is old belongs to me.

WITHOUT (,)

WITH (,)

Yesterday I met my new boss, who was very nice.

The house, which is very big, is also very cold!

December, when Christmas is celebrated, is my favourite month.

Portaventura, where we used to go, has been closed down.

My sister, whose dog I'm looking after, is visiting a friend in Spain.

FORMAL AND INFORMAL STRUCTURE

When the antecedent is followed by a preposition

Formal

PREP+WHOM+SENTENCE
(PERSON)

PREP+WHICH+SENTENE
(OBJECT)

Informal

WHO/THAT+VERB+PREP
(PERSON)

WHICH/THAT+VERB+PREP
(OBJECT)

He liked the people with whom he lived.

This is the report to which I was referring.

This is the report which I was referring to.

He liked the people (that) he lived with.

We can omit the relative pronoun if it is not the subject of the clause