The verbs listed
below are called “modal auxiliaries.” They
are helping verbs that express a wide range of meanings (ability, permission,
possibility, necessity, etc.) Most of the modals have more than one meaning.
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AUXILIARY +
THE SIMPLE FORM OF A VERB
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Can
Could
May
Might
Should
Had better
Must
Will
would
|
A
B
C
D
E
F
G
H
I
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Olga can speak
English
He couldn’t come
to class
It may rain
tomorrow.
It might rain
tomorrow.
Mary should study
harder.
I had better study
tonight
Joe must see a
doctor today.
I will be in
class tomorrow.
Would you
please close the door?
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Can, Could, May, Might, Should, Had better, Must, Will and would
are immediately followed by the simple form of a verb.
·
They are not followed by to.
INCORRECT: Olga can to speak English.
·
The main verb does not have a final –s.
INCORRECT: Olga can speaks English.
·
The main verb is not in a past form.
INCORRECT: Olga can speaks English.
·
The main verb is not in its –ing
form.
INCORRECT: Olga can speak English.
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AUXILIARY +
TO + THE SIMPLE FORM OF A VERB
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Have to
Have got to
Ought to
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J
K
L
|
I have
to study tonight.
I have
got to study tonight.
Kate ought to study harder.
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To +
the simple form is used with these auxiliaries: have to, have got to and ought to.
Please , comment if got mistakes!
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