CAE GOLD PLUS - COURSEBOOK - UNIT 4

CAE GOLD PLUS

UNIT 4 : PUSHING THE BOUNDARIES

Vocabulary 1: page 42

Ex. 2

Its unpredictability and the fact that many discoveries are made by chance

Ex. 3

1

1.      by/with

2.    other

3.    no/little

4.    all

5.     up

6.    why

7.     is

8.    make

9.    it

10.      what

11.   which

12. into

13. former

14. most

15.  never

2

1.      thrown up

2.    make sense of

3.    break down

4.    for the most part

Speaking: page 43

Ex. 1

Clarifying: So what you mean by that is …; So you’re saying that …;

Asking: How do you feel about …; Do you feel the same as …; What do you think about …

Explaining: What I mean is …; I feel that …; I’m trying to say that …; It seems to me that …

Ex. 2

3

Phrases from Exercise 1.3: I feel that …; it seems to me that …

Phrases that add information: And what’s more …; Another thing I think about …; On top of that …

Grammar 1: page 44

Ex. 1

1.      don’t do, you will

2.    had known

3.    would use, had

4.    (automatically) adds milk, press this button

5.     you come, stand up

6.    you touch, might

2

1.      could, might, may … will, would

2.    present

3.    if + past perfect + would

4.    if + past + would

5.     second

6.    if + present + will

Ex. 2

1.      If you really want to keep up with scientific developments you will have to read more!

2.    If there were more information about science on television, there’s a chance that young people might get interested in it.

3.    There is a great offer on sci-fi books on the Internet – if you buy two you get one free.

4.    I would have done better at science when I was at school if I had worked harder.

5.     If I promised to take care of it, would you lend me your mp3 player?

6.    I wouldn’t take that job if I were you!

7.     If he had gone to the party, he might have seen her there.

8.    If you had taken up her offer of a lift, you might have got some sooner.

Exam focus: page 45

1.      C

2.    A

3.    C

4.    B

5.     C

6.    B

Reading: page 46

Ex. 2

1.      C

2.    E

3.    D

4.    G

5.     B

6.    A

Ex. 3

1.      g

2.    f

3.    e

4.    c

5.     h

6.    b

7.     a

8.    i

9.    d

Listening: page 47

Ex. 1

1.      biology

2.    popular science

3.    (thorough) research

4.    schoolteacher

5.     feathers

6.    cover

7.     genetic engineering

8.    shellfish

Vocabulary 2: page 48

Ex. 1

A.   pencillin

B.    anaesthetic

C.    quinine

D.   x-ray

Ex. 2

1

1.      breakthroughs

2.    previously

3.    resistance

4.    growth

5.     Botanists

6.    incredible

7.     accidentally

8.    miraculously

9.    diagnostic

10.      photographic

2

1.      breakthrough

2.    previously

3.    diagnostic, photographic

4.    accidentally, miraculously

5.     resistance, growth

6.    botanists

7.     incredible

Grammar 2: page 48

Ex. 1

1

1.      a) √ b) √

2.    a) √ b) √

3.    a) √ b) √ d) √

4.    a) √ b) √ c) √

5.     a) √ b) √

6.    b) √ c) √

2

1.      3a, 3d

2.    4a

3.    2b

4.    2a

5.     1a, 4c

6.    5a

3

b – these words may stress the hypothetical nature of the conditional clause, but there is no difference in politeness or formality

Ex. 2

1.      Had we spent …

2.    If you will just …

3.    If I were to say …

4.    If you happen to see …

5.     … would that be a problem?

Ex. 3

1.      … unless I am sure it’s safe.

2.    … had you taken my advice.

3.    Were someone to find a cure …

4.    … if you happen to find them …

5.     … provided that the weather improves.

6.    As long as she works hard …

Vocabulary 3: page 50

Ex. 1

1.      hold their breath

2.    twist their ankle

3.    pull a muscle

4.    make a good living

5.     hack into computers

6.    bookmark your favourite web pages

7.     prioritise your work

8.    conduct experiments

Ex. 2

1.      utterly

2.    bitterly

3.    hugely

4.    deeply

5.     enormously

6.    completely

Ex. 3

1.      b

2.    c

3.    a

4.    e

5.     d

Ex. 4

2. c

3. b

4. a

5. e

Exam focus: page 51

1.      short

2.    blocked

3.    deal

4.    turn

5.     process

Writing: page 52

Ex. 1

Not true: should have bullet points and headings

Ex. 2

1

1.      support or disagree, give reasons

2.    young people

3.    informal, direct

2

1.      a

2.    b – it’s more direct, more informal and goes straight to the point.

UNIT 4 REVIEW: page 53

Ex. 1

1.      in

2.    from

3.    towards/for

4.    like

5.     the

6.    to

7.     which

8.    of

9.    No/Little

10.      part

11.  up

12.so

13.As

14.only/just

15. all

Ex. 2

3.    c

4.    3. b

5.     4. b

Ex. 3

1.      keep in touch (informal)

2.    taking a break (informal)

3.    spots (informal)

4.    set up (informal)

5.     signed up (informal)

6.    growing involvement (formal)

Ex. 4

1

technological – adjective; other forms – technology

warn – verb; other forms - warning

revolution – noun; other forms - revolt

expertise – noun; other forms - expert

evidence – noun; other forms - evident

genuine – adjective; no other forms

2

1.      warning

2.    technical

3.    expert

4.    revolutionary

5.     genuinely