English verb conjugation MUST CAVIL

Regular verb: cavil - cavilled - cavilled

Affirmation

Simple form

I must cavil
you must cavil
he must cavil
we must cavil
you must cavil
they must cavil

V-ing form

I must be cavilling
you must be cavilling
he must be cavilling
we must be cavilling
you must be cavilling
they must be cavilling

Perfect

I must have cavilled
you must have cavilled
he must have cavilled
we must have cavilled
you must have cavilled
they must have cavilled

V-ing perfect

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

Negation

Simple form

I mustn't cavil
you mustn't cavil
he mustn't cavil
we mustn't cavil
you mustn't cavil
they mustn't cavil

V-ing form

I mustn't be cavilling
you mustn't be cavilling
he mustn't be cavilling
we mustn't be cavilling
you mustn't be cavilling
they mustn't be cavilling

Perfect

I mustn't have cavilled
you mustn't have cavilled
he mustn't have cavilled
we mustn't have cavilled
you mustn't have cavilled
they mustn't have cavilled

V-ing perfect

I mustn't have been cavilling
you mustn't have been cavilling
he mustn't have been cavilling
we mustn't have been cavilling
you mustn't have been cavilling
they mustn't have been cavilling

Interrogative form

Simple form

must I cavil?
must you cavil?
must he cavil?
must we cavil?
must you cavil?
must they cavil?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I cavil?
mustn't you cavil?
mustn't he cavil?
mustn't we cavil?
mustn't you cavil?
mustn't they cavil?

V-ing form

mustn't I be cavilling?
mustn't you be cavilling?
mustn't he be cavilling?
mustn't we be cavilling?
mustn't you be cavilling?
mustn't they be cavilling?

Perfect

mustn't I have cavilled?
mustn't you have cavilled?
mustn't he have cavilled?
mustn't we have cavilled?
mustn't you have cavilled?
mustn't they have cavilled?

V-ing perfect

mustn't I have been cavilling?
mustn't you have been cavilling?
mustn't he have been cavilling?
mustn't we have been cavilling?
mustn't you have been cavilling?
mustn't they have been cavilling?

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