English verb conjugation COULD ILLUSTRATE

Regular verb: illustrate - illustrated - illustrated

Affirmation

Simple form

I could illustrate
you could illustrate
she could illustrate
we could illustrate
you could illustrate
they could illustrate

V-ing form

I could be illustrating
you could be illustrating
she could be illustrating
we could be illustrating
you could be illustrating
they could be illustrating

Perfect

I could have illustrated
you could have illustrated
she could have illustrated
we could have illustrated
you could have illustrated
they could have illustrated

V-ing perfect

I could have been illustrating
you could have been illustrating
she could have been illustrating
we could have been illustrating
you could have been illustrating
they could have been illustrating

Negation

Simple form

I could not illustrate
you could not illustrate
she could not illustrate
we could not illustrate
you could not illustrate
they could not illustrate

V-ing form

I could not be illustrating
you could not be illustrating
she could not be illustrating
we could not be illustrating
you could not be illustrating
they could not be illustrating

Perfect

I could not have illustrated
you could not have illustrated
she could not have illustrated
we could not have illustrated
you could not have illustrated
they could not have illustrated

V-ing perfect

I could not have been illustrating
you could not have been illustrating
she could not have been illustrating
we could not have been illustrating
you could not have been illustrating
they could not have been illustrating

Interrogative form

Simple form

could I illustrate?
could you illustrate?
could she illustrate?
could we illustrate?
could you illustrate?
could they illustrate?

V-ing form

could I be illustrating?
could you be illustrating?
could she be illustrating?
could we be illustrating?
could you be illustrating?
could they be illustrating?

Perfect

could I have illustrated?
could you have illustrated?
could she have illustrated?
could we have illustrated?
could you have illustrated?
could they have illustrated?

V-ing perfect

could I have been illustrating?
could you have been illustrating?
could she have been illustrating?
could we have been illustrating?
could you have been illustrating?
could they have been illustrating?

Interro-negative form

Simple form

could I not illustrate?
could you not illustrate?
could she not illustrate?
could we not illustrate?
could you not illustrate?
could they not illustrate?

V-ing form

could I not be illustrating?
could you not be illustrating?
could she not be illustrating?
could we not be illustrating?
could you not be illustrating?
could they not be illustrating?

Perfect

could I not have illustrated?
could you not have illustrated?
could she not have illustrated?
could we not have illustrated?
could you not have illustrated?
could they not have illustrated?

V-ing perfect

could I not have been illustrating?
could you not have been illustrating?
could she not have been illustrating?
could we not have been illustrating?
could you not have been illustrating?
could they not have been illustrating?

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