English verb conjugation MUST PRECESS

Regular verb: precess - precessed - precessed

Affirmation

Simple form

I must precess
you must precess
he must precess
we must precess
you must precess
they must precess

V-ing form

I must be precessing
you must be precessing
he must be precessing
we must be precessing
you must be precessing
they must be precessing

Perfect

I must have precessed
you must have precessed
he must have precessed
we must have precessed
you must have precessed
they must have precessed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I precess?
must you precess?
must he precess?
must we precess?
must you precess?
must they precess?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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