English verb conjugation MUST MURMUR

Regular verb: murmur - murmured - murmured

Affirmation

Simple form

I must murmur
you must murmur
he must murmur
we must murmur
you must murmur
they must murmur

V-ing form

I must be murmuring
you must be murmuring
he must be murmuring
we must be murmuring
you must be murmuring
they must be murmuring

Perfect

I must have murmured
you must have murmured
he must have murmured
we must have murmured
you must have murmured
they must have murmured

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I murmur?
must you murmur?
must he murmur?
must we murmur?
must you murmur?
must they murmur?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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