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What is Modals Verbs?
? The modal verbs are type of auxiliary verbs.
? Some word of modal verbs are include in auxiliary
verbs.
? Can/could
? May/might
? Will/would
? Shall/should
? Ought to
? Must

Auxiliary verbs
? Is
? Am
? Are
? Was
? Were
? Do
? Does
? Did

Auxiliary verbs
? Have
? Has
? Had
? Can
? Could
? May
? Might
? Will

Auxiliary verbs
? Would
? Shall
? Should
? Must
? Need
? Dare
? Ought
? Used to

How Modals Verb are difference
from normal verbs?
? 1: They don't use an 's' for the third
person singular.
? 2: They make questions by inversion
('she can go' becomes 'can she go?').
? 3: They are followed directly by the
infinitive of another verb (without 'to').

What are Modals Verbs?
?Can/could
?May/might
? Will/would
? Shall/should
?Ought to
? Must

Can/Could
can
to be able to ability I can swim
to be allowed to permission Can I use your
phone please?
it is possible possibility Smoking can
cause cancer !
could
to be able to ability in the
past
When I was
younger I could
stay up all night
and not get
tired..
to be allowed to more polite
permission
Excuse me,
could I just say
something?
it is possible possibility It could rain
tomorrow!

Structure
? Can – Subject + Can + Main Verb
? Could – Subject + Could + Main Verb
? Be able to – Subject + Be + Able + Infinitive
Subjec
t
auxiliay
verb
main
verb
+ I can play tennis.
- He cannot play tennis.
can't
? Can you play tennis
?
subject auxiliary
verb
main verb
+ My
grandmot
her
could swim.
- She could not walk.
couldn't
? Could your
grandmot
her
swim?

subject be
main
verb
able
adjective
infinitive
+ I am able to drive.
- She is not able to drive.
isn't
? Are you able to drive?

Must
must
to have to 100 %
obligation
I must stop
when the
traffic lights
turn red.
to be very
probable
logical
conclusion
(deduction)
He must be
very tired after
such
enormous
work
must not
not to be
allowed to
prohibition You must not
smoke in the
hospital.

Structure
? Must - subject + must + main verb
subject auxiliary must main verb
I must go home.
You must visit us.
We must stop now.

May/Might
may
to be allowed to permission May I use your
phone please?
it is possible,
probable
possibility,
probability
It may rain
tomorrow!
might
to be allowed to more polite
permission
Might I use
your phone
please?
it is possible,
probable
weak
possibility,
probability
I might come
and visit you in
America next
year, if I can
save enough
money.

Structure
? May - Subject + May + Infinitive without to
? Might - Subject + Might + Infinitive without to

Should/Ought to
should/ought to
used to say or
ask what is the
correct or best
thing to do
50 % obligation I should / ought
to see a doctor.
I have a terrible
headache.
to suggest an
action or to
show that it is
necessary
advice You should /
ought to revise
your lessons
to be very
probable
logical
conclusion
(deduction)
He should /
ought to be
very tired after
such enormous
work

Structure
? Subject + Should + main verb
? Subject + Ought to + main verb

Will/Would
Will I can’t see any taxis so I’ll walk.I'll do
that for you if you like.
I’ll get back to you first thing on
Monday.
Profits will increase next year.
Instant
decisionsOffer
Promise
Certain prediction
Would Would you mind if I brought a
colleague with me?Would you pass
the salt please?
Would you mind waiting a moment?
"Would three o`clock suit you?" -
"That’d be fine."
Would you like to play golf this
Friday?
"Would you prefer tea or coffee?" -
"I’d like tea please."
Asking for
permissionReques
t
Request
Making
arrangements
Invitation
Preferences

Structure
? Will – Subject + will + main verb
? Would – Subject + would + main verb

Reference
? http://www.myenglishpages.com/site_php_files/grammar-lesson-
modals.php#.VAxfacKSwrU
? http://www.perfect-english-grammar.com/modal-verbs.html
? http://esl.fis.edu/grammar/rules/modal.htm
? https://www.englishclub.com/grammar/verbs-modals.html
? http://www.gingersoftware.com/content/grammar-rules/
verbs/modal-verbs/
? http://en.wikipedia.org/wiki/Modal_verb
? http://www.perfect-english-grammar.com/modal-verbs.html
? http://www.learnenglish.de/grammar/verbmodal.html
? http://eazyclass.com/2012/02/29/modal-verbs/
? http://speakspeak.com/resources/english-grammar-rules/
modal-verbs

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Modals verbs

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