Review Units 4-6 (Workbook, pp. 42-43): Answer Key

1

a  put my foot in it
b  head for
c  give me a hand
d  working your fingers to the bone
e  It's on the tip of my tongue

2

The students became aware ... when they started some research ... It appeared that the lynx had been threatened ... their numbers have been depleted and their natural habitat has been decreasing.

3

a  counterfeit
b  count
c  eavesdropped on
d  take
e  whispering
f  giggling

4

a  attention
b  line
c  responsible
d  questioning
e  party

5

a  unsteady
b  non-violent
c  (correct)
d  imprecise
e  (correct)
f  unnatural
g  disorganised
h  misunderstood
i  mispronounced

6

Jane Henley could not have been happier ... Her parents must have been ... It can't have been ... they needn't have worried!

7

1
A: no article
B: no article, no article

2
A: no article, the
B: no article, a

3
A: the, the, the
B: the

4
A: no article, the
B: no article

5
A: no article, the
B: the

6
A: no article
B: the

7
A: a
B: the

8
A: the
B: The

8

suspicious, informative, courteous, malicious, outrageous

a  courteous
b  informative
c  malicious
d  suspicious
e  outrageous

9

(Suggested answers)

a  Sarah admitted that ever since she had been a child, she had been desperate to travel.

b  She asked Ted if he had ever been on a safari.

c  He told her that he hadn't.

d  But added that it was one of his ambitions.

e  She went on to say that she hoped (that) one day he would go on a safari.

f  She offered him a place on her next trip.

10

a  offered to give me / said he would give me
b  was taken in by
c  get my head round