English verb conjugation COULD PINNACLE

Regular verb: pinnacle - pinnacled - pinnacled

Affirmation

Simple form

I could pinnacle
you could pinnacle
he could pinnacle
we could pinnacle
you could pinnacle
they could pinnacle

V-ing form

I could be pinnacling
you could be pinnacling
he could be pinnacling
we could be pinnacling
you could be pinnacling
they could be pinnacling

Perfect

I could have pinnacled
you could have pinnacled
he could have pinnacled
we could have pinnacled
you could have pinnacled
they could have pinnacled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I pinnacle?
could you pinnacle?
could he pinnacle?
could we pinnacle?
could you pinnacle?
could they pinnacle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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