English verb conjugation MUST CLABBER

Regular verb: clabber - clabbered - clabbered

Affirmation

Simple form

I must clabber
you must clabber
he must clabber
we must clabber
you must clabber
they must clabber

V-ing form

I must be clabbering
you must be clabbering
he must be clabbering
we must be clabbering
you must be clabbering
they must be clabbering

Perfect

I must have clabbered
you must have clabbered
he must have clabbered
we must have clabbered
you must have clabbered
they must have clabbered

V-ing perfect

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

Negation

Simple form

I must not clabber
you must not clabber
he must not clabber
we must not clabber
you must not clabber
they must not clabber

V-ing form

I must not be clabbering
you must not be clabbering
he must not be clabbering
we must not be clabbering
you must not be clabbering
they must not be clabbering

Perfect

I must not have clabbered
you must not have clabbered
he must not have clabbered
we must not have clabbered
you must not have clabbered
they must not have clabbered

V-ing perfect

I must not have been clabbering
you must not have been clabbering
he must not have been clabbering
we must not have been clabbering
you must not have been clabbering
they must not have been clabbering

Interrogative form

Simple form

must I clabber?
must you clabber?
must he clabber?
must we clabber?
must you clabber?
must they clabber?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

must I not clabber?
must you not clabber?
must he not clabber?
must we not clabber?
must you not clabber?
must they not clabber?

V-ing form

must I not be clabbering?
must you not be clabbering?
must he not be clabbering?
must we not be clabbering?
must you not be clabbering?
must they not be clabbering?

Perfect

must I not have clabbered?
must you not have clabbered?
must he not have clabbered?
must we not have clabbered?
must you not have clabbered?
must they not have clabbered?

V-ing perfect

must I not have been clabbering?
must you not have been clabbering?
must he not have been clabbering?
must we not have been clabbering?
must you not have been clabbering?
must they not have been clabbering?

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