English verb conjugation COULD CLABBER

Regular verb: clabber - clabbered - clabbered

Affirmation

Simple form

I could clabber
you could clabber
he could clabber
we could clabber
you could clabber
they could clabber

V-ing form

I could be clabbering
you could be clabbering
he could be clabbering
we could be clabbering
you could be clabbering
they could be clabbering

Perfect

I could have clabbered
you could have clabbered
he could have clabbered
we could have clabbered
you could have clabbered
they could have clabbered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I clabber?
could you clabber?
could he clabber?
could we clabber?
could you clabber?
could they clabber?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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