English verb conjugation MUST MUDDLE

Regular verb: muddle - muddled - muddled

Affirmation

Simple form

I must muddle
you must muddle
he must muddle
we must muddle
you must muddle
they must muddle

V-ing form

I must be muddling
you must be muddling
he must be muddling
we must be muddling
you must be muddling
they must be muddling

Perfect

I must have muddled
you must have muddled
he must have muddled
we must have muddled
you must have muddled
they must have muddled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I muddle?
must you muddle?
must he muddle?
must we muddle?
must you muddle?
must they muddle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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