English verb conjugation COULD ANTIQUATE

Regular verb: antiquate - antiquated - antiquated

Affirmation

Simple form

I could antiquate
you could antiquate
he could antiquate
we could antiquate
you could antiquate
they could antiquate

V-ing form

I could be antiquating
you could be antiquating
he could be antiquating
we could be antiquating
you could be antiquating
they could be antiquating

Perfect

I could have antiquated
you could have antiquated
he could have antiquated
we could have antiquated
you could have antiquated
they could have antiquated

V-ing perfect

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

Negation

Simple form

I could not antiquate
you could not antiquate
he could not antiquate
we could not antiquate
you could not antiquate
they could not antiquate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I antiquate?
could you antiquate?
could he antiquate?
could we antiquate?
could you antiquate?
could they antiquate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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