English verb conjugation MUST COUNTERWEIGH

Regular verb: counterweigh - counterweighed - counterweighed

Affirmation

Simple form

I must counterweigh
you must counterweigh
he must counterweigh
we must counterweigh
you must counterweigh
they must counterweigh

V-ing form

I must be counterweighing
you must be counterweighing
he must be counterweighing
we must be counterweighing
you must be counterweighing
they must be counterweighing

Perfect

I must have counterweighed
you must have counterweighed
he must have counterweighed
we must have counterweighed
you must have counterweighed
they must have counterweighed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I counterweigh?
must you counterweigh?
must he counterweigh?
must we counterweigh?
must you counterweigh?
must they counterweigh?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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