Conjugaison du verbe anglais COULD RIFF

Verbe régulier : riff - riffed - riffed

Affirmation

Forme simple

I could riff
you could riff
he could riff
we could riff
you could riff
they could riff

Forme en V-ing

I could be riffing
you could be riffing
he could be riffing
we could be riffing
you could be riffing
they could be riffing

Perfect

I could have riffed
you could have riffed
he could have riffed
we could have riffed
you could have riffed
they could have riffed

Perfect en V-ing

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

Négation

Forme simple

I could not riff
you could not riff
he could not riff
we could not riff
you could not riff
they could not riff

Forme en V-ing

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

Perfect

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

Perfect en V-ing

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

Forme interrogative

Forme simple

could I riff?
could you riff?
could he riff?
could we riff?
could you riff?
could they riff?

Forme en V-ing

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

Perfect

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

Perfect en V-ing

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

Forme interro-négative

Forme simple

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

Forme en V-ing

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

Perfect

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

Perfect en V-ing

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

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