Mrs. Anabel Montes - English teacher
Have to / Don’t have to
• We use have to when we mean
«this is necessary» or you are
«obliged to».
Example:
All children h...
• We use don’t have to when we
mean «this is not necessary» or
«you are not obliged».
Example:
Three-year-old don’t have t...
Have to / don’t have to
SUBJECT EXPRESSION

VERB IN BASE FORM

I
study
You have to pay
attention
don’t
We have to practice...
Questions with have to
DO /
DOES

SUBJE
CT

Do

I
you
we
they

Does

he
she
it

EXPRESSIO
N

COMPLEMENT

do

have
to

VERB...
Can / Can’t

• We use can when we
mean you «are able to»
or «permitted»
• We use it for
«permission»
• We use it to express capacity
to do something.
• We use can’t means «you are
not permitted» or that «you
don’t have capa...
Can / can’t
AFFIRMATIVE

NEGATIVE

I can swim.

I can’t swim. Can you
swim?
You can’t
Can I stay at
stay at
home?
home.

Y...
Must / mustn’t
• We use must when we mean that
something is very important and
you are obliged to do it.
• We use mustn’t ...
Must / mustn’t
AFFIRMATIVE

You must
clean your
room.
He must
respect his
friends.

NEGATIVE

SHORT
ANSWERS

You mustn’t
s...
Activity 1
MUST / HAVE TO/ DON’T
HAVE TO / MUSTN’T

don’t have to

You------------------do the housework
if you have a cleaning lady....
has to
Michael-------------take the bus to work
because he hasn’t got a car.
doesn’t have to
John----------------------- g...
mustn’t

You-------------cheat in exams.

must
You -----------brush your teeth after meals.
has to

Sue-----------read twenty pages.
The teacher said so.
mustn’t

You-----------park your car
when you see this sign.
mustn’t
We------------cut trees to build new houses.

has to
Tony ---------take his car to the mechanic
because it has jus...
don’t have to
You------------------carry money on you
if you have a credit card.

don’t have to
You----------------wear a ...
My father has a meeting today.
has to

He----------stay in his office this evening.
In Turkey if you want to be a doctor
have to
you------------study for six years.

Peter is a policeman.
has to
He --------...
Robert is a taxi driver.
has to
Sometimes he---------------work at night.

have to

Nurses--------------do night shift.
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HAVR TO

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HAVR TO

  1. 1. Mrs. Anabel Montes - English teacher
  2. 2. Have to / Don’t have to • We use have to when we mean «this is necessary» or you are «obliged to». Example: All children have to go to school in this country.
  3. 3. • We use don’t have to when we mean «this is not necessary» or «you are not obliged». Example: Three-year-old don’t have to go to school.
  4. 4. Have to / don’t have to SUBJECT EXPRESSION VERB IN BASE FORM I study You have to pay attention don’t We have to practice They work He has to finish She doesn’t take care have to It be COMPLEMENT for the test. in class. our English. every day. the project today. of the children. good.
  5. 5. Questions with have to DO / DOES SUBJE CT Do I you we they Does he she it EXPRESSIO N COMPLEMENT do have to VERB BASE FORM the homework ? clean the class?
  6. 6. Can / Can’t • We use can when we mean you «are able to» or «permitted» • We use it for «permission»
  7. 7. • We use it to express capacity to do something. • We use can’t means «you are not permitted» or that «you don’t have capacity to do»
  8. 8. Can / can’t AFFIRMATIVE NEGATIVE I can swim. I can’t swim. Can you swim? You can’t Can I stay at stay at home? home. You can stay at home. QUESTION SHORT ANSWERS Yes, I can. No, I can’t
  9. 9. Must / mustn’t • We use must when we mean that something is very important and you are obliged to do it. • We use mustn’t when we mean that something is «not permitted»
  10. 10. Must / mustn’t AFFIRMATIVE You must clean your room. He must respect his friends. NEGATIVE SHORT ANSWERS You mustn’t swim without warming up. Yes, I must. She mustn’t No, I mustn’t. go out late.
  11. 11. Activity 1
  12. 12. MUST / HAVE TO/ DON’T HAVE TO / MUSTN’T don’t have to You------------------do the housework if you have a cleaning lady. Anne works for a big company. has to She-----------do her job on the computer.
  13. 13. has to Michael-------------take the bus to work because he hasn’t got a car. doesn’t have to John----------------------- go to bed early today. Tomorrow is a holiday and there is no school.
  14. 14. mustn’t You-------------cheat in exams. must You -----------brush your teeth after meals.
  15. 15. has to Sue-----------read twenty pages. The teacher said so. mustn’t You-----------park your car when you see this sign.
  16. 16. mustn’t We------------cut trees to build new houses. has to Tony ---------take his car to the mechanic because it has just broken down.
  17. 17. don’t have to You------------------carry money on you if you have a credit card. don’t have to You----------------wear a school uniform when you go to university.
  18. 18. My father has a meeting today. has to He----------stay in his office this evening.
  19. 19. In Turkey if you want to be a doctor have to you------------study for six years. Peter is a policeman. has to He ------------wear a uniform and carry a gun.
  20. 20. Robert is a taxi driver. has to Sometimes he---------------work at night. have to Nurses--------------do night shift.
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