Conjugaison du verbe anglais COULD UNDERSTEER

Verbe régulier : understeer - understeered - understeered

Affirmation

Forme simple

I could understeer
you could understeer
he could understeer
we could understeer
you could understeer
they could understeer

Forme en V-ing

I could be understeering
you could be understeering
he could be understeering
we could be understeering
you could be understeering
they could be understeering

Perfect

I could have understeered
you could have understeered
he could have understeered
we could have understeered
you could have understeered
they could have understeered

Perfect en V-ing

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

Négation

Forme simple

I could not understeer
you could not understeer
he could not understeer
we could not understeer
you could not understeer
they could not understeer

Forme en V-ing

I could not be understeering
you could not be understeering
he could not be understeering
we could not be understeering
you could not be understeering
they could not be understeering

Perfect

I could not have understeered
you could not have understeered
he could not have understeered
we could not have understeered
you could not have understeered
they could not have understeered

Perfect en V-ing

I could not have been understeering
you could not have been understeering
he could not have been understeering
we could not have been understeering
you could not have been understeering
they could not have been understeering

Forme interrogative

Forme simple

could I understeer?
could you understeer?
could he understeer?
could we understeer?
could you understeer?
could they understeer?

Forme en V-ing

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

Perfect

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

Perfect en V-ing

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

Forme interro-négative

Forme simple

could I not understeer?
could you not understeer?
could he not understeer?
could we not understeer?
could you not understeer?
could they not understeer?

Forme en V-ing

could I not be understeering?
could you not be understeering?
could he not be understeering?
could we not be understeering?
could you not be understeering?
could they not be understeering?

Perfect

could I not have understeered?
could you not have understeered?
could he not have understeered?
could we not have understeered?
could you not have understeered?
could they not have understeered?

Perfect en V-ing

could I not have been understeering?
could you not have been understeering?
could he not have been understeering?
could we not have been understeering?
could you not have been understeering?
could they not have been understeering?

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