English verb conjugation MUST MUFFLE

Regular verb: muffle - muffled - muffled

Affirmation

Simple form

I must muffle
you must muffle
he must muffle
we must muffle
you must muffle
they must muffle

V-ing form

I must be muffling
you must be muffling
he must be muffling
we must be muffling
you must be muffling
they must be muffling

Perfect

I must have muffled
you must have muffled
he must have muffled
we must have muffled
you must have muffled
they must have muffled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I muffle?
must you muffle?
must he muffle?
must we muffle?
must you muffle?
must they muffle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top