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féminin | Modal : aucun | may | might | can | could | shall | should | will | would | must | ought to

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
he must stiffer
we must stiffer
you must stiffer
they must stiffer
Forme en V-ing
I must be stiffering
you must be stiffering
he must be stiffering
we must be stiffering
you must be stiffering
they must be stiffering
Perfect
I must have stiffered
you must have stiffered
he 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
he 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
he 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
he 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
he 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
he 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 he stiffer?
must we stiffer?
must you stiffer?
must they stiffer?
Forme en V-ing
must I be stiffering?
must you be stiffering?
must he be stiffering?
must we be stiffering?
must you be stiffering?
must they be stiffering?
Perfect
must I have stiffered?
must you have stiffered?
must he 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 he 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 he 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 he 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 he 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 he not have been stiffering?
must we not have been stiffering?
must you not have been stiffering?
must they not have been stiffering?