English verb conjugation MUST WINDOW

Regular verb: window - windowed - windowed

Affirmation

Simple form

I must window
you must window
he must window
we must window
you must window
they must window

V-ing form

I must be windowing
you must be windowing
he must be windowing
we must be windowing
you must be windowing
they must be windowing

Perfect

I must have windowed
you must have windowed
he must have windowed
we must have windowed
you must have windowed
they must have windowed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I window?
must you window?
must he window?
must we window?
must you window?
must they window?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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