SLEEP TIGHT
8.1
LISTENING
3
a
8.1
Listen to the first part of Salman’s talk. What
does he say about these things?
1
how long a one-year-old baby needs to sleep
2
how long adults need to sleep
3
the meaning of REM and NREM
4
what happens to the brain during REM sleep
3
b
8.2
Listen to the second part of his talk and
answer these questions.
1
How many stages of sleep are there?
2
What does NREM sleep do?
3
Why is it never completely dark?
4
Why can our modern way of life have a negative
effect on our sleeping patterns?
3
c
Evaluating performance
Do you think Salman has
given a good presentation? Why?/Why not?
3
d
Complete the summary of the talk below with the
words in the box.
brain damage darkness dreams
less organising types
As we get older, we need to sleep
1
, although
not everyone needs the same amount of sleep. The
two
2
of sleep are REM and NREM. About 80%
of sleep is NREM sleep, when
3
activity slows
down. REM sleep is when
4
happen and is
important for
5
our memories. One of the
problems we face today is that there is less
6
than in the past, and this could
7
our health.
GRAMMAR
VERB PATTERNS
4
a
Look at these extracts from the emails.
I’m thinking about doing a presentation on sleep and the
brain …
… I’ve decided to go to the conference …
… keep reading about the topic!
Now put the infinitive of each of the verbs in this table.
verb + infinitive
with
to
verb +
-ing
verb + preposition
+
-ing
4
b
Find other examples of these verb patterns in the
emails and Audio scripts 8.1 and 8.2 on page 156.
GRAMMAR TIP
You can use some verbs (e.g.
like, hate
) with both the
infinitive with
to
and with the verb + -
ing.
Often, there
is not a big difference in meaning.
¬
Language reference and extra practice, pages 116–117
4
c
Complete Dr Wilson’s feedback comments with
the correct form of the verbs.
5
Complete these questions using a correct verb
pattern. Then work with a partner, and ask and answer
your questions.
1
(What) do you want
?
2
Do you like
?
3
Why did you decide
?
4
What do you hope
?
5
Have you ever thought
?
6
Do you enjoy
?
7
(What) do you need
?
8
Can you help me
?
9
Did you apologise
?
10
Do you remember
?
SPEAKING
6
Work in small groups. How much do you know
about sleep? Do the quiz on page 135.
Dear Salman
I’m glad you
1
(decide/speak) about this interesting
topic. Your presentation was excellent. You
2
(seem/have) a very good understanding of the subject,
and you
3
(manage/cover) a lot of key points.
You also
4
(succeed in/keep) the attention of the
audience throughout. Perhaps you
5
(need/give)
a few more interesting examples. Anyway, it’s clear that
you
6
(like/do) presentations and you were very
confident.
7
(keep/work) hard. You
8
(start/develop) into a first-class student. By the way, what
are you
9
(think of/do) for your next presentation?
inbox
28
63
