Respuestas
1 Example: (See unit 22.)
I can dance.
I can't dance/I cannot dance.
Can I dance?
a She can swim.
b They can help you.
c We can ride a horse.
d He can drive a lorry.
e It can fly.
2 Example: (I am; he, she, it is; we, you, they are; see unit 6, part 1, section 1.)
He's happy/He is happy.
He isn't happy/He is not happy.
Is he happy?
a It's snowing.
b They're working.
c It's spitting with rain.
d She's worried.
e You're watching television.
3 Example: (he, she, it has; other persons, have; see unit 6, part 4, section 1.)
It's got five doors/It has got five doors.
It hasn't got five doors/It has not got five doors.
Has it got five doors?
a I've got a farm.
b He's got a lot of friends.
c They've got my help.
d It's got three eyes.
e We've got everything.
4 Example: (all the persons, but he, she, it; see unit 7, part 1.)
I hate running.
I don't hate running/I do not hate running.
Do I hate running?
a His sisters dust every single day.
b My friends wish to go abroad.
c I live in London.
d They like singing.
e We need more dancers.
5 Example: (third person singular: he, she, it; see unit 7, part 1.)
He works hard.
He doesn't work (infinitive) hard/He does not work hard.
Does he work (infinitive) hard?
a She pays them a short visit from time to time. (infinitive: pay)
b He looks like his father. (infinitive: look)
c It dries soon. (infinitive: dry)
d It flies. (infinitive: fly)
e She washes down the kitchen walls once a month. (infinitive: wash)
6 Revision exercise.
a It takes time.
b He's got three parrots.
c My car is being repaired.
d You can mend my watch.
e She loves talking to friends.
f It worries him.
g There's a man in the street.
h They've got all she wishes.
i They look tired.
j There are two old ladies at the door.
k We need a teacher.
l She can speak five languages.
m I work in Bristol.
n You can play tennis.
o They swim very well.
p She buys everything.
q He always pays everything for her.
r They want to stay at home.
s Margaret is very fond of classical music.
t There is a lot of bread.
u They keep on talking all the time.
v I can speak and write German.
w They've got a bad reputation.
x She plays chess every week.
y We hate drinking whisky.
z She feels very lonely.
7 Example: (irregular verbs; see the list provided in unit 8, and unit 7, part 3.)
I had to do it. (infinitive: have; simple past: had)
I didn't have (infinitive) to do it/I did not have to do it.
Did I have (infinitive) to do it?
a Mary went to the ball.
b They made coffee.
c I saw you yesterday.
d My computer broke down.
e They overslept yesterday morning.
8 Example: (regular verbs; see unit unit 7, part 3.)
It killed (simple past) the fly.
It didn't kill (infinitive) the fly/It did not kill the fly.
Did it kill (infinitive) the fly?
a John and Margaret enjoyed Tom's speeches.
b It rained cats and dogs yesterday.
c They opened the window.
d She passed her examinations.
e He used to knock his children about.
9 Example: (I, he, she, it was; you, we, they were; see unit 6, part 1, section 2.)
I was exhausted.
I wasn't exhausted/I was not exhausted.
Was I exhausted?
a There were two rivers.
b There was a cup of tea on the table.
c He was my best friend.
d They were dancing when I saw them.
e You were very cruel to animals.
10 Revision exercise.
a Tim broke the window.
b Jane listens to music every evening.
c It's bucketing down.
d We can park here.
e She's got a black eye.
f He denies it.
g They got married last year.
h They came here yesterday.
i She fried two eggs.
j He helped her with her homework.
k They wanted to beat him up.
l They robbed me yesterday.
m They take care of Jennifer.
n There was an armchair.
o They look down on him.
p I was fast asleep.
q His grandmother was wide awake when he came home last night.
r I ran into Peter last Monday.
s She always looks ahead.
t They steal cassette-players from cars.
u They are looking into the matter carefully.
v I came across these documents yesterday.
w We ran out of petrol.
x She slept very well.
y It fell to pieces.
z There were plenty of mines in the area.
11 Example: (he, she it has; other persons, have; see unit 6, part 4, section 9, and unit 7, parts 5 and 6.)
They've been ill/They have been ill since the day before yesterday.
They haven't been ill/They have not been ill since the day before yesterday.
Have they been ill since the day before yesterday?
a She has been living here since she was born.
b You've made a mistake.
c He has arrived.
d It's gone sour.
e We've been longing to get divorced for the last few months.