will riff
Verbe régulier : riff - riffed- riffed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I'll riff
you'll riff
he'll riff
we'll riff
you'll riff
they'll riff 	I'll be riffing
you'll be riffing
he'll be riffing
we'll be riffing
you'll be riffing
they'll be riffing	I'll have riffed
you'll have riffed
he'll have riffed
we'll have riffed
you'll have riffed
they'll have riffed	I'll have been riffing
you'll have been riffing
he'll have been riffing
we'll have been riffing
you'll have been riffing
they'll have been riffing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I won't riff
you won't riff
he won't riff
we won't riff
you won't riff
they won't riff 	I won't be riffing
you won't be riffing
he won't be riffing
we won't be riffing
you won't be riffing
they won't be riffing	I won't have riffed
you won't have riffed
he won't have riffed
we won't have riffed
you won't have riffed
they won't have riffed	I won't have been riffing
you won't have been riffing
he won't have been riffing
we won't have been riffing
you won't have been riffing
they won't have been riffing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
will I riff?
will you riff?
will he riff?
will we riff?
will you riff?
will they riff? 	will I be riffing?
will you be riffing?
will he be riffing?
will we be riffing?
will you be riffing?
will they be riffing? 	will I have riffed?
will you have riffed?
will he have riffed?
will we have riffed?
will you have riffed?
will they have riffed? 	will I have been riffing?
will you have been riffing?
will he have been riffing?
will we have been riffing?
will you have been riffing?
will they have been riffing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
won't I riff?
won't you riff?
won't he riff?
won't we riff?
won't you riff?
won't they riff? 	won't I be riffing?
won't you be riffing?
won't he be riffing?
won't we be riffing?
won't you be riffing?
won't they be riffing? 	won't I have riffed?
won't you have riffed?
won't he have riffed?
won't we have riffed?
won't you have riffed?
won't they have riffed? 	won't I have been riffing?
won't you have been riffing?
won't he have been riffing?
won't we have been riffing?
won't you have been riffing?
won't they have been riffing?