English verb conjugation COULD DECALCIFY

Regular verb: decalcify - decalcified - decalcified

Affirmation

Simple form

I could decalcify
you could decalcify
he could decalcify
we could decalcify
you could decalcify
they could decalcify

V-ing form

I could be decalcifying
you could be decalcifying
he could be decalcifying
we could be decalcifying
you could be decalcifying
they could be decalcifying

Perfect

I could have decalcified
you could have decalcified
he could have decalcified
we could have decalcified
you could have decalcified
they could have decalcified

V-ing perfect

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

Negation

Simple form

I could not decalcify
you could not decalcify
he could not decalcify
we could not decalcify
you could not decalcify
they could not decalcify

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I decalcify?
could you decalcify?
could he decalcify?
could we decalcify?
could you decalcify?
could they decalcify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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