English verb conjugation COULD BOO

Regular verb: boo - booed - booed

Affirmation

Simple form

I could boo
you could boo
he could boo
we could boo
you could boo
they could boo

V-ing form

I could be booing
you could be booing
he could be booing
we could be booing
you could be booing
they could be booing

Perfect

I could have booed
you could have booed
he could have booed
we could have booed
you could have booed
they could have booed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I boo?
could you boo?
could he boo?
could we boo?
could you boo?
could they boo?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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