Conjugaison du verbe anglais COULD 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 could stiffer
you could stiffer
he could stiffer
we could stiffer
you could stiffer
they could stiffer

Forme en V-ing

I could be stiffering
you could be stiffering
he could be stiffering
we could be stiffering
you could be stiffering
they could be stiffering

Perfect

I could have stiffered
you could have stiffered
he could have stiffered
we could have stiffered
you could have stiffered
they could have stiffered

Perfect en V-ing

I could have been stiffering
you could have been stiffering
he could have been stiffering
we could have been stiffering
you could have been stiffering
they could have been stiffering

Négation

Forme simple

I couldn't stiffer
you couldn't stiffer
he couldn't stiffer
we couldn't stiffer
you couldn't stiffer
they couldn't stiffer

Forme en V-ing

I couldn't be stiffering
you couldn't be stiffering
he couldn't be stiffering
we couldn't be stiffering
you couldn't be stiffering
they couldn't be stiffering

Perfect

I couldn't have stiffered
you couldn't have stiffered
he couldn't have stiffered
we couldn't have stiffered
you couldn't have stiffered
they couldn't have stiffered

Perfect en V-ing

I couldn't have been stiffering
you couldn't have been stiffering
he couldn't have been stiffering
we couldn't have been stiffering
you couldn't have been stiffering
they couldn't have been stiffering

Forme interrogative

Forme simple

could I stiffer?
could you stiffer?
could he stiffer?
could we stiffer?
could you stiffer?
could they stiffer?

Forme en V-ing

could I be stiffering?
could you be stiffering?
could he be stiffering?
could we be stiffering?
could you be stiffering?
could they be stiffering?

Perfect

could I have stiffered?
could you have stiffered?
could he have stiffered?
could we have stiffered?
could you have stiffered?
could they have stiffered?

Perfect en V-ing

could I have been stiffering?
could you have been stiffering?
could he have been stiffering?
could we have been stiffering?
could you have been stiffering?
could they have been stiffering?

Forme interro-négative

Forme simple

couldn't I stiffer?
couldn't you stiffer?
couldn't he stiffer?
couldn't we stiffer?
couldn't you stiffer?
couldn't they stiffer?

Forme en V-ing

couldn't I be stiffering?
couldn't you be stiffering?
couldn't he be stiffering?
couldn't we be stiffering?
couldn't you be stiffering?
couldn't they be stiffering?

Perfect

couldn't I have stiffered?
couldn't you have stiffered?
couldn't he have stiffered?
couldn't we have stiffered?
couldn't you have stiffered?
couldn't they have stiffered?

Perfect en V-ing

couldn't I have been stiffering?
couldn't you have been stiffering?
couldn't he have been stiffering?
couldn't we have been stiffering?
couldn't you have been stiffering?
couldn't they have been stiffering?

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