English verb conjugation MUST OPEN OPEN

Regular verb: open open - open opened - open opened

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I must open open
you must open open
he must open open
we must open open
you must open open
they must open open

V-ing form

I must be open opening
you must be open opening
he must be open opening
we must be open opening
you must be open opening
they must be open opening

Perfect

I must have open opened
you must have open opened
he must have open opened
we must have open opened
you must have open opened
they must have open opened

V-ing perfect

I must have been open opening
you must have been open opening
he must have been open opening
we must have been open opening
you must have been open opening
they must have been open opening

Negation

Simple form

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

V-ing form

I mustn't be open opening
you mustn't be open opening
he mustn't be open opening
we mustn't be open opening
you mustn't be open opening
they mustn't be open opening

Perfect

I mustn't have open opened
you mustn't have open opened
he mustn't have open opened
we mustn't have open opened
you mustn't have open opened
they mustn't have open opened

V-ing perfect

I mustn't have been open opening
you mustn't have been open opening
he mustn't have been open opening
we mustn't have been open opening
you mustn't have been open opening
they mustn't have been open opening

Interrogative form

Simple form

must I open open?
must you open open?
must he open open?
must we open open?
must you open open?
must they open open?

V-ing form

must I be open opening?
must you be open opening?
must he be open opening?
must we be open opening?
must you be open opening?
must they be open opening?

Perfect

must I have open opened?
must you have open opened?
must he have open opened?
must we have open opened?
must you have open opened?
must they have open opened?

V-ing perfect

must I have been open opening?
must you have been open opening?
must he have been open opening?
must we have been open opening?
must you have been open opening?
must they have been open opening?

Interro-negative form

Simple form

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

V-ing form

mustn't I be open opening?
mustn't you be open opening?
mustn't he be open opening?
mustn't we be open opening?
mustn't you be open opening?
mustn't they be open opening?

Perfect

mustn't I have open opened?
mustn't you have open opened?
mustn't he have open opened?
mustn't we have open opened?
mustn't you have open opened?
mustn't they have open opened?

V-ing perfect

mustn't I have been open opening?
mustn't you have been open opening?
mustn't he have been open opening?
mustn't we have been open opening?
mustn't you have been open opening?
mustn't they have been open opening?

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