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Modal Verbs
1. Modal Verbs
2.
The aim of my presentation is toshow how modal verbs can be
used, in what case we need one or
other verb and why.
3. Items:
Introduction
Modal verbs
Modal verb can
Modal verb may
Modal verb must
Modal verb should and ought to
Modal verb have to
Modal verb need
4. Introduction:
• Modal verbs are integral part ofEnglish language.That is a huge
problem for foreign learners of
English, who make a great deal
of mistakes in this field.
5. Peculiarities of modal verbs:
• Besides they do not take -s inthe third person singular.
• All of them (except dare and
need) form the negative and
the interrogative form without
the auxiliary do.
• All the modal verbs have two
negative forms-a full one and a
contracted one.
6. Examples:
• should not — shouldn't• may not
—mayn't
• must not — mustn't
• need not —needn't
7. Modal verb “can”
Can expresses physical or mental ability.
I can speak three different
languages, English, French and
Spanish.
He can't open the door, it's stuck.
Present
Tense
Past
Tense
Future
Tense
can
could
-
8. Modal verb may
• May expresses a polite formal way of asking foror giving permission.
• May I introduce Mr. Hunt?
• You may eat this cake if you wish.
Present Past Future
Tense Tense Tense
may
might
-
9. Modal verb must
• Must expressesnecessity.
• You must attend
English lessons to
know more about
modal verbs.
• We must say
Present Past Future
good-bye now.
Tense Tense Tense
must
-
-
10. Modal verbs should and ought to
• Should is used to express advice,recommendation.
You should be more careful.
• Ought to is used to express obligation.
You ought not to be late.
11. Modal verb have to
PresentSimple
have to
• The modal verb have
Past Futur to expresses
necessity.
Tense
e
Tense • You have to do it.
had Shall/
to
will
have
to
12. Modal verb need
• Need expresses necessity.• You needn’t learn this poem by heart.
• If she wants a new dress for the party
she need only to ask.
Present
Tense
Past
Tense
Future
Tense
need
-
-