Unit 11

Unit 11
Relative clauses
Defining and non-defining clauses
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This lesson contains 31 slides, with interactive quizzes and text slides.

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Unit 11
Relative clauses
Defining and non-defining clauses

Slide 1 - Slide

Exercise 1.2 (page 80)
Listen to the commentary. Number the photos in the order they are mentioned.
1
2
3
4
5

A
B
C
D
E

Slide 2 - Drag question

Exercise 1.3
Listen again and fill in gaps.

Slide 3 - Slide

Gap 2

Slide 4 - Open question

Gap 3

Slide 5 - Open question

Gap 4

Slide 6 - Open question

Gap 5

Slide 7 - Open question

Gap 6

Slide 8 - Open question

Exercise 1.4
In pairs / groups of three:
What do the words in the gaps refer to?

Slide 9 - Slide

Write down one answer for each gap. Number them please :)
What do the words in
the gaps refer to?

Slide 10 - Mind map

Answers
2. Gugliemo Marconi
3. 1901
4. wireless telegraphs
5. a method
6. 1952

Slide 11 - Slide

Relative clauses
First of all, we need to decide what relative pronouns are and how we can use them before we take a look at relative clauses.

Slide 12 - Slide

What do you remember or
know of relative pronouns?

Slide 13 - Mind map

Relative pronouns
Relative pronouns are words that refer to something else in the sentence.
The most common relative pronouns are:
  • who
  • (in/by) which
  • whom
  • whose
  • that
  • where
  • when
  • why

Slide 14 - Slide

Relative pronouns
How do we use them again?
  • who (people)
  • (in/by) which (things)
  • whom (people, with a preposition in front of it, like at/to)
  • whose (possession)
  • that (sometimes substitutes who or which)
  • where (places)
  • when (time)
  • why (reason)
summary

Slide 15 - Slide

Choose the correct option:
The person to ... I was talking was very nice.
A
who
B
which
C
whom
D
that

Slide 16 - Quiz

Choose the correct option:
It was a period ... many people died.
A
when
B
in which
C
where
D
that

Slide 17 - Quiz

Choose the correct option:
Those are the people ... cat recently died.
A
who
B
whom
C
whose
D
that

Slide 18 - Quiz

Choose the correct option:
I sold my laptop ... I had bought two years ago.
A
who
B
which
C
whose
D
that

Slide 19 - Quiz

Choose the correct option:
Our teacher, ... worked in England in 2010, has been teaching at JFC since 2019.
A
who
B
which
C
whose
D
that

Slide 20 - Quiz

Relative clauses
Relative clauses are a part of a sentence, that uses a relative pronoun to give extra information about something else in the sentence.

  • A laptop which is not often cleaned will probably have more trouble starting.

  • I sold my laptop, which I had bought two years ago.

Slide 21 - Slide

Relative clauses
There are two types of relative clauses.

  • defining relative clauses
  • non-defining relative clauses

Slide 22 - Slide

Defining relative clauses
In a defining relative clause, the information added specifies a person, thing or animal.

  • The museum which we visited in Barcelona is the oldest museum in Europe.
  • I left the laptop which I asked you to repair on my desk.

Slide 23 - Slide

Defining relative clauses
We often need this information to be complete in our communication. 

  • If we leave them out, people might ask questions like: 
  • “Which museum?”
  • “Why did you do that?”
The museum which we visited in Barcelona is the oldest museum in Europe.
I left the laptop which I asked you to repair on my desk.

Slide 24 - Slide

Defining relative clauses
In a defining relative clause, the relative pronoun acts as a subject or object.
If it acts a subject we cannot leave it out:
  • There were many people who wanted to know what happened.
  • A laptop which is not often cleaned will probably have more trouble starting.

Slide 25 - Slide

Defining relative clauses
In a defining relative clause, the relative pronoun acts as a subject or object.
If it acts an object we can leave it out:
  • The museum (which) we visited in Barcelona is the oldest museum in Europe.
  • I left the laptop (which) I asked you to repair on my desk. 

Slide 26 - Slide

Non-defining relative clauses
In a non-defining clause, the information added doesn’t necessarily specify anything.

  • Our teacher, who worked in England in 2010, has been teaching here since 2019.
  • The laptop, which I bought two years ago, has never been cleaned before.

  • The information added is not necessarily related to the message one is trying to convey.

Slide 27 - Slide

Non-defining relative clauses
A non-defining clause is preceded (and followed) by a comma.

  • I visited my old university, where I graduated from in 2012.
  • I sold my laptop, which I had bought two years ago.
  • Our teacher, who worked in England in 2010, has been teaching here since 2019.
  • The laptop, which I bought two years ago, has never been cleaned before.

Slide 28 - Slide

Formality
Sometimes we can write more formally, by using other relative pronouns or combinations of prepositions and relative pronouns:

  • The girl who I was speaking with was her sister.
    The girl to whom I was speaking was her sister.

  • It was a period when they met infrequently.
    It was a period during which they met infrequently.

  • He devised an experiment where sparks were generated.
    He devised an experiment in which sparks were generated.

Slide 29 - Slide

I think I understand relative pronouns and clauses and how to use them.
Yes
Mostly. but I don't need any help.
Mostly, but I still would like some help.
Not at all and need some help.

Slide 30 - Poll

Continue
In pairs / groups of three:
Continue working on exercises 3.1 - 3.4 on page 186
Check the answers with the key in the back of your book.

Want some extra practice because you are awesome?
Do the exam practice on page 86 as well!

Slide 31 - Slide