English verb conjugation COULD PUNCTUATE

Regular verb: punctuate - punctuated - punctuated

Affirmation

Simple form

I could punctuate
you could punctuate
he could punctuate
we could punctuate
you could punctuate
they could punctuate

V-ing form

I could be punctuating
you could be punctuating
he could be punctuating
we could be punctuating
you could be punctuating
they could be punctuating

Perfect

I could have punctuated
you could have punctuated
he could have punctuated
we could have punctuated
you could have punctuated
they could have punctuated

V-ing perfect

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

Negation

Simple form

I couldn't punctuate
you couldn't punctuate
he couldn't punctuate
we couldn't punctuate
you couldn't punctuate
they couldn't punctuate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I punctuate?
could you punctuate?
could he punctuate?
could we punctuate?
could you punctuate?
could they punctuate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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