English verb conjugation COULD INTER

Regular verb: inter - interred - interred

Affirmation

Simple form

I could inter
you could inter
he could inter
we could inter
you could inter
they could inter

V-ing form

I could be interring
you could be interring
he could be interring
we could be interring
you could be interring
they could be interring

Perfect

I could have interred
you could have interred
he could have interred
we could have interred
you could have interred
they could have interred

V-ing perfect

I could have been interring
you could have been interring
he could have been interring
we could have been interring
you could have been interring
they could have been interring

Negation

Simple form

I could not inter
you could not inter
he could not inter
we could not inter
you could not inter
they could not inter

V-ing form

I could not be interring
you could not be interring
he could not be interring
we could not be interring
you could not be interring
they could not be interring

Perfect

I could not have interred
you could not have interred
he could not have interred
we could not have interred
you could not have interred
they could not have interred

V-ing perfect

I could not have been interring
you could not have been interring
he could not have been interring
we could not have been interring
you could not have been interring
they could not have been interring

Interrogative form

Simple form

could I inter?
could you inter?
could he inter?
could we inter?
could you inter?
could they inter?

V-ing form

could I be interring?
could you be interring?
could he be interring?
could we be interring?
could you be interring?
could they be interring?

Perfect

could I have interred?
could you have interred?
could he have interred?
could we have interred?
could you have interred?
could they have interred?

V-ing perfect

could I have been interring?
could you have been interring?
could he have been interring?
could we have been interring?
could you have been interring?
could they have been interring?

Interro-negative form

Simple form

could I not inter?
could you not inter?
could he not inter?
could we not inter?
could you not inter?
could they not inter?

V-ing form

could I not be interring?
could you not be interring?
could he not be interring?
could we not be interring?
could you not be interring?
could they not be interring?

Perfect

could I not have interred?
could you not have interred?
could he not have interred?
could we not have interred?
could you not have interred?
could they not have interred?

V-ing perfect

could I not have been interring?
could you not have been interring?
could he not have been interring?
could we not have been interring?
could you not have been interring?
could they not have been interring?

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