English verb conjugation COULD TRILL

Regular verb: trill - trilled - trilled

Affirmation

Simple form

I could trill
you could trill
he could trill
we could trill
you could trill
they could trill

V-ing form

I could be trilling
you could be trilling
he could be trilling
we could be trilling
you could be trilling
they could be trilling

Perfect

I could have trilled
you could have trilled
he could have trilled
we could have trilled
you could have trilled
they could have trilled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I trill?
could you trill?
could he trill?
could we trill?
could you trill?
could they trill?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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