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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation COULD MODIFY

Regular verb: modify - modified - modified


Affirmation

Simple form
I could modify
you could modify
she could modify
we could modify
you could modify
they could modify
V-ing form
I could be modifying
you could be modifying
she could be modifying
we could be modifying
you could be modifying
they could be modifying
Perfect
I could have modified
you could have modified
she could have modified
we could have modified
you could have modified
they could have modified
V-ing perfect
I could have been modifying
you could have been modifying
she could have been modifying
we could have been modifying
you could have been modifying
they could have been modifying

Negation

Simple form
I could not modify
you could not modify
she could not modify
we could not modify
you could not modify
they could not modify
V-ing form
I could not be modifying
you could not be modifying
she could not be modifying
we could not be modifying
you could not be modifying
they could not be modifying
Perfect
I could not have modified
you could not have modified
she could not have modified
we could not have modified
you could not have modified
they could not have modified
V-ing perfect
I could not have been modifying
you could not have been modifying
she could not have been modifying
we could not have been modifying
you could not have been modifying
they could not have been modifying

Interrogative form

Simple form
could I modify?
could you modify?
could she modify?
could we modify?
could you modify?
could they modify?
V-ing form
could I be modifying?
could you be modifying?
could she be modifying?
could we be modifying?
could you be modifying?
could they be modifying?
Perfect
could I have modified?
could you have modified?
could she have modified?
could we have modified?
could you have modified?
could they have modified?
V-ing perfect
could I have been modifying?
could you have been modifying?
could she have been modifying?
could we have been modifying?
could you have been modifying?
could they have been modifying?

Interro-negative form

Simple form
could I not modify?
could you not modify?
could she not modify?
could we not modify?
could you not modify?
could they not modify?
V-ing form
could I not be modifying?
could you not be modifying?
could she not be modifying?
could we not be modifying?
could you not be modifying?
could they not be modifying?
Perfect
could I not have modified?
could you not have modified?
could she not have modified?
could we not have modified?
could you not have modified?
could they not have modified?
V-ing perfect
could I not have been modifying?
could you not have been modifying?
could she not have been modifying?
could we not have been modifying?
could you not have been modifying?
could they not have been modifying?