KEY TO EXERCISES
KEY TO EXERCISES
8 washed
9 's/has visited 10 hasn't come
20.4
1 Did you have was
2 Have you seen ■ went
haven't seen
3 has worked / has been working was
worked didn't enjoy
4 've/have seen 've/have never spoken Have you ever spoken met
UNIT 21
21
3
4
5
Glass is made from sand. Stamps are sold in a post office. This room isn't used very often.
6 Are we allowed to park here?
7 How is this word pronounced? 9 The house was painted last
month.
10 Three people were injured in the accident.
11 My bicycle was stolen a few days ago.
12 When was this bridge built?
13 Were you invited to the party last week?
14 How were these windows broken?
15 1 wasn't woken up by the noise.
21.2
2 Football is played in most...
3 Why was the letter sent to
4 ... where cars are repaired.
5 Where were you born?
6 How many languages are spoken ...
7 ... but nothing was stolen.
8 When was the bicycle invented?
21.3
3 is made
4 were damaged
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5 was given	23.3		
6 are shown	2 Did	7	were
7 were invited	3 were	8	Has
8 was made	4 was	9	did
9 was stolen ... was found	5 Has	10	have
	6 did		
21.4			
2 Sally was born in Birmingham.	23.4		
3 Her parents were bora in	2 was	6	've/have
Ireland.	3 Have	7	is
4 I was born in ...	4 are	8	was
5 My mother was born in ...	5 were	9	has
	23.5		
I UNIT 22 ■	3 eaten		8 understan
22.1	4 enjoying		9 listening
	5 damaged		10 pronounc
2 A bridge is being built.	6 use		11 open
3 The windows are being cleaned.	7 gone away		
4 The grass is being cut.
22.2
3 The window has been broken.
4 The roof is being repaired.
5 The car has been damaged.
6 The houses are being knocked down.
7 The trees have been cut down.
8 They have been invited to a party.
22.3
3 has been repaired
4 was repaired
5 are made
6 were they built
7 Is the computer being used (or Is anybody using the computer)
8 are they called
9 were blown
10 was damaged ... hasn't been repaired
24.1
3
4
■hoi
23.1
3 are
4 Does
5 Do
6 Is
23.2
2 don't
3 'm/amnot
4 isn't
5 don't
7 do
8 Is
9 does 10 Are
got
brought
5 paid
6 enjoyed
7 bought
8 sat
9 left
10 happened
11 heard
12 put
13 caught
14 watched
15 understood
24.2
2
3
4
5
6
7
began begun ate eaten drank drunk drove driven ran run spoke spoken written come known taken gone given thrown forgotten
8 wrote
9 came
10 knew
11 took
12 went
13 gave
14 threw
15 forgot
6 doesn't
7 'm/amnot
8 aren't
24.3
3 slept saw rained lost... seen stolen
8 went
9 finished 10 built
11 learnt/learned
12 ridden
13 known
14 fell ... hurt
24.4
told won met
woken up swam
8 spoken
9 cost
10 driven
11 sold
12 flew
7 thought
25.1
2 He used to play football.
3 She used to be a taxi driver.
4 They used to live in the country.
5 He used to wear glasses.
6 This building used to be a hotel.
25.2
2-6
She used to play volleyball. She used to go out most
evenings. / She used to go out
in the evenings. She used to play the guitar. She used to read a lot. / She used
to like reading. She used to go away two or
three times a year. / She used
to travel a lot.
25.3
3 used to have used to be go
used to eat watches
8 used to live
9 get
10 did you use to play
UNIT 26
26.1
2 Richard is going to the cinema.
3 Barbara is meeting Dave.
4 Denise is having lunch with Ken.
5 Tom and Sue are going to a party.
26.2
2 Are you working next week?
3 What are you doing tomorrow evening?
4 What time are your friends arriving?
5 When is Liz going on holiday?
26.3
Example answers:
3 I'm going away at the weekend.
4 I'm playing basketball tomorrow.
5 I'm meeting a friend this evening.
6 I'm going to the cinema on Thursday evening.
26.4
3 She's getting
4 are going ... are they going
5 finishes
6 I'm not going
7 I'm going...  We're meeting
8 are you getting ... leaves
9 does the film begin
10 are you doing ... I'm working
27.1
2 I'm going to buy a newspaper.
3 We're going to play football.
4 I'm going to have a bath.
27.2
3 'm/am going to walk
4 's/is going to stay
5 'm/am going to eat
6 're/are going to give
7 's/is going to lie down
8 Are you going to watch
9 is Rachel going to do
27.3
2 The shelf is going to fall (down).
3 The car is going to turn (left).
4 He's/He is going to kick the baU.
27.4
Example answers:
1 I'm going to phone Ann this evening.
2 I'm going to get up early tomorrow.
3 I'm going to buy some new clothes tomorrow.
UNIT 28
28.1
2 she'll be
3 she was
4 she'll be
5 she's
6 she was
7 she'll be
28.2
Example answers:
2 I'll be at home.
3 I'll probably be in bed.
4 I'll be at work.
5 I don't know where I'll be.
28.3
2 'll/will
3 won't
4 won't
5 'll/will
6 'll/will
7 won't
28.4
3 I think we'll win the game.
4 I don't think I'll be here tomorrow.
5 I think Sue will like her present.
6 I don't think they'll get married.
7 I don't think you'll enjoy the film.
28.5
2 are you doing They're going she'll lend I'm going will phone He's working Will
UNIT 29
29.1
2 I'll send
3 I'll eat
4 I'll sit
5 I'll do
6 I'll stay
7 I'll show
29.2
2 I think I'll have
3 I don't think I'll play
4 I don't think I'll buy
29.3
2 I'll do I watch I'll go
is going to buy I'll give
Are you doing ... I'm going
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