Conjugaison du verbe anglais MUST STIFFER

Verbe régulier : stiffer - stiffered - stiffered

Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.

Affirmation

Forme simple

I must stiffer
you must stiffer
she must stiffer
we must stiffer
you must stiffer
they must stiffer

Forme en V-ing

I must be stiffering
you must be stiffering
she must be stiffering
we must be stiffering
you must be stiffering
they must be stiffering

Perfect

I must have stiffered
you must have stiffered
she must have stiffered
we must have stiffered
you must have stiffered
they must have stiffered

Perfect en V-ing

I must have been stiffering
you must have been stiffering
she must have been stiffering
we must have been stiffering
you must have been stiffering
they must have been stiffering

Négation

Forme simple

I must not stiffer
you must not stiffer
she must not stiffer
we must not stiffer
you must not stiffer
they must not stiffer

Forme en V-ing

I must not be stiffering
you must not be stiffering
she must not be stiffering
we must not be stiffering
you must not be stiffering
they must not be stiffering

Perfect

I must not have stiffered
you must not have stiffered
she must not have stiffered
we must not have stiffered
you must not have stiffered
they must not have stiffered

Perfect en V-ing

I must not have been stiffering
you must not have been stiffering
she must not have been stiffering
we must not have been stiffering
you must not have been stiffering
they must not have been stiffering

Forme interrogative

Forme simple

must I stiffer?
must you stiffer?
must she stiffer?
must we stiffer?
must you stiffer?
must they stiffer?

Forme en V-ing

must I be stiffering?
must you be stiffering?
must she be stiffering?
must we be stiffering?
must you be stiffering?
must they be stiffering?

Perfect

must I have stiffered?
must you have stiffered?
must she have stiffered?
must we have stiffered?
must you have stiffered?
must they have stiffered?

Perfect en V-ing

must I have been stiffering?
must you have been stiffering?
must she have been stiffering?
must we have been stiffering?
must you have been stiffering?
must they have been stiffering?

Forme interro-négative

Forme simple

must I not stiffer?
must you not stiffer?
must she not stiffer?
must we not stiffer?
must you not stiffer?
must they not stiffer?

Forme en V-ing

must I not be stiffering?
must you not be stiffering?
must she not be stiffering?
must we not be stiffering?
must you not be stiffering?
must they not be stiffering?

Perfect

must I not have stiffered?
must you not have stiffered?
must she not have stiffered?
must we not have stiffered?
must you not have stiffered?
must they not have stiffered?

Perfect en V-ing

must I not have been stiffering?
must you not have been stiffering?
must she not have been stiffering?
must we not have been stiffering?
must you not have been stiffering?
must they not have been stiffering?

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