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 couldn't mason
you couldn't mason
he couldn't mason
we couldn't mason
you couldn't mason
they couldn't mason

V-ing form

I couldn't be masoning
you couldn't be masoning
he couldn't be masoning
we couldn't be masoning
you couldn't be masoning
they couldn't be masoning

Perfect

I couldn't have masoned
you couldn't have masoned
he couldn't have masoned
we couldn't have masoned
you couldn't have masoned
they couldn't have masoned

V-ing perfect

I couldn't have been masoning
you couldn't have been masoning
he couldn't have been masoning
we couldn't have been masoning
you couldn't have been masoning
they couldn't 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

couldn't I mason?
couldn't you mason?
couldn't he mason?
couldn't we mason?
couldn't you mason?
couldn't they mason?

V-ing form

couldn't I be masoning?
couldn't you be masoning?
couldn't he be masoning?
couldn't we be masoning?
couldn't you be masoning?
couldn't they be masoning?

Perfect

couldn't I have masoned?
couldn't you have masoned?
couldn't he have masoned?
couldn't we have masoned?
couldn't you have masoned?
couldn't they have masoned?

V-ing perfect

couldn't I have been masoning?
couldn't you have been masoning?
couldn't he have been masoning?
couldn't we have been masoning?
couldn't you have been masoning?
couldn't they have been masoning?

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