English verb conjugation COULD MASON

Regular verb: mason - masoned - masoned

Affirmation

Simple form

I could mason
you could mason
he could mason
we could mason
you could mason
they could mason

V-ing form

I could be masoning
you could be masoning
he could be masoning
we could be masoning
you could be masoning
they could be masoning

Perfect

I could have masoned
you could have masoned
he could have masoned
we could have masoned
you could have masoned
they could have masoned

V-ing perfect

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

Negation

Simple form

I could not mason
you could not mason
he could not mason
we could not mason
you could not mason
they could not mason

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I mason?
could you mason?
could he mason?
could we mason?
could you mason?
could they mason?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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