TOPICAL GRAMMAR PRACTICE
UNIT 24
Using Modals and ‘have to’ to Express Obligation
|
EXERCISE A
Choose
the correct modal or 'have to' to show what is the best thing
to do, and write its number in the brackets.
|
1
|
Children, you ___________ forget
to give this note to your parents.
|
|
(1)
|
must to
|
(2)
|
mustn’t to
|
|
(3)
|
mustn’t
|
(4)
|
must
|
|
2
|
You ___________
go to bed early tonight. You look tired.
|
|
(1)
|
should to
|
(2)
|
shouldn’t
|
|
(3)
|
shouldn’t to
|
(4)
|
should
|
|
3
|
___________you ___________
wear a uniform to school?
|
|
(1)
|
Do/ have to
|
(2)
|
Do/ have
|
|
(3)
|
Must /to
|
(4)
|
Have/ to
|
|
4
|
In Europe you ___________
drive on the right-hand side of the road.
|
|
(1)
|
must to
|
(2)
|
ought
|
|
(3)
|
have to
|
(4)
|
should to
|
|
5
|
Sally, hurry! I ___________ be
late for work this morning.
|
|
(1)
|
must
|
(2)
|
mustn’t
|
|
(3)
|
mustn’t to
|
(4)
|
don’t have to
|
|
6
|
Mum, my teacher says I ___________ to take a spare T-shirt for Sports Day.
|
|
(1)
|
should
|
(2)
|
must
|
|
(3)
|
have
|
(4)
|
ought to
|
|
7
|
I ___________ write a
thank-you letter to my aunt.
|
|
(1)
|
ought
|
(2)
|
ought to
|
|
(3)
|
ought not to
|
(4)
|
ought not
|
|
8
|
Let's have a look in her diary!
We ___________,
really. It's private.
|
|
(1)
|
ought to
|
(2)
|
have to
|
|
(3)
|
ought not to
|
(4)
|
mustn’t to
|
|
9
|
You ___________ run
around the swimming pool. lt's dangerous.
|
|
(1)
|
shouldn’t
|
(2)
|
don’t have to
|
|
(3)
|
mustn’t to
|
(4)
|
should
|
|
10
|
It's Saturday today so we ___________ go to school.
|
|
(1)
|
ought not to
|
(2)
|
shouldn’t
|
|
(3)
|
mustn’t
|
(4)
|
don’t have to
|
|
11
|
Where ___________ we ___________ our bags?
|
|
(1)
|
should/ leave
|
(2)
|
should/ to leave
|
|
(3)
|
should/ left
|
(4)
|
should/ leaving
|
|
12
|
Why ___________
I ___________ to bed earlier
than her?
|
|
(1)
|
must/ to go
|
(2)
|
must/ go
|
|
(3)
|
must/ going
|
(4)
|
must/ went
|
EXERCISE B
Fill in the gaps with the
correct modal in brackets to show what is the best thing to do.
|
Different
places (1)
|
|
When you go to another country
you (1) _____ (should / ought) remember that you are a visitor and you (2)
_____ (should / ought) to respect their customs and way of life.
Eating in different countries
can be a puzzle. For example, in most European countries you (3) ____
(should / ought) eat with a knife and fork, but in the United States many
people just use a fork. In some countries, such as Japan and China, people
use chopsticks. You(4) _____ (must / mustn't) point at people with your chopsticks
because it's considered rude. You also (5) _____ (shouldn't / should) cross
your chopsticks on your bowl. In India and many countries in the Middle
East and Southeast Asia, people eat with their hands. It is important to remember
that you (6) _____ (ought / must) eat with your right hand. You (7) _____
(ought to / should) never use your left.
There are different ways of
showing that you have finished eating too. In England you (8) _____ (should
/ ought) leave your knife and fork together vertically on the plate. In
some countries you (9) _____ (should / ought) leave a bit of food on your
plate to show you have had enough. In other countries you (10) _____
(should / ought) to try to eat everything on your plate. It's very
complicated.
|
EXERCISE C
Fill in the gaps with the
correct modal in brackets to show what is the best thing to do.
|
Different
places (2)
|
|
Travelling is another thing
that changes from country to country. In most countries you (1) ____
(should / ought} to give up your seat to older people on public transport.
But it is the system of tickets that can be difficult. For example, in France
you (2) ____ (ought / must) remember to keep your ticket when you are on a
bus or underground train You (3) ____ (mustn't / oughtn't) throw it away.
In other countries you can throw your ticket away once you have shown it to
the ticket collector!
Language and greetings are
difficult too. You already know that in Japan you (4) ____ (should / ought)
bow, and that in Europe you (5) (should / ought) shake hands when you meet
someone. In France you (6) (should / ought) greet people politely when you enter
a shop, but in England it is not necessary. You (7) ____ (should / ought)
learn a few simple phrases like 'please' and 'thank you' before you go to
any country. If you don't know the local language, you (8) ____ (should / ought)
try using English because so many people can speak English these days.
You (9) ____ (should /ought)
to respect other countries' dress codes. These are the rules or customs
about what clothes you wear in different places or occasions. They change
from country to country but in every country you (10) ____ (must /ought)
dress properly when you enter a religious building.
It all sounds very
complicated, but you (11) ____ (shouldn't /oughtn't) worry. Just look around
at how the local people behave and follow their lead. That way you (12) ____
(shouldn't /oughtn't) have any problems.
|
|
ANSWER KEY
