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

English verb conjugation COULD ASSAIL

Regular verb: assail - assailed - assailed


Affirmation

Simple form
I could assail
you could assail
she could assail
we could assail
you could assail
they could assail
V-ing form
I could be assailing
you could be assailing
she could be assailing
we could be assailing
you could be assailing
they could be assailing
Perfect
I could have assailed
you could have assailed
she could have assailed
we could have assailed
you could have assailed
they could have assailed
V-ing perfect
I could have been assailing
you could have been assailing
she could have been assailing
we could have been assailing
you could have been assailing
they could have been assailing

Negation

Simple form
I couldn't assail
you couldn't assail
she couldn't assail
we couldn't assail
you couldn't assail
they couldn't assail
V-ing form
I couldn't be assailing
you couldn't be assailing
she couldn't be assailing
we couldn't be assailing
you couldn't be assailing
they couldn't be assailing
Perfect
I couldn't have assailed
you couldn't have assailed
she couldn't have assailed
we couldn't have assailed
you couldn't have assailed
they couldn't have assailed
V-ing perfect
I couldn't have been assailing
you couldn't have been assailing
she couldn't have been assailing
we couldn't have been assailing
you couldn't have been assailing
they couldn't have been assailing

Interrogative form

Simple form
could I assail?
could you assail?
could she assail?
could we assail?
could you assail?
could they assail?
V-ing form
could I be assailing?
could you be assailing?
could she be assailing?
could we be assailing?
could you be assailing?
could they be assailing?
Perfect
could I have assailed?
could you have assailed?
could she have assailed?
could we have assailed?
could you have assailed?
could they have assailed?
V-ing perfect
could I have been assailing?
could you have been assailing?
could she have been assailing?
could we have been assailing?
could you have been assailing?
could they have been assailing?

Interro-negative form

Simple form
couldn't I assail?
couldn't you assail?
couldn't she assail?
couldn't we assail?
couldn't you assail?
couldn't they assail?
V-ing form
couldn't I be assailing?
couldn't you be assailing?
couldn't she be assailing?
couldn't we be assailing?
couldn't you be assailing?
couldn't they be assailing?
Perfect
couldn't I have assailed?
couldn't you have assailed?
couldn't she have assailed?
couldn't we have assailed?
couldn't you have assailed?
couldn't they have assailed?
V-ing perfect
couldn't I have been assailing?
couldn't you have been assailing?
couldn't she have been assailing?
couldn't we have been assailing?
couldn't you have been assailing?
couldn't they have been assailing?