could puff
Verbe régulier : puff - puffed- puffed
Traduction française : tirer des bouffées de - souffler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could puff
you could puff
she could puff
we could puff
you could puff
they could puff 	I could be puffing
you could be puffing
she could be puffing
we could be puffing
you could be puffing
they could be puffing	I could have puffed
you could have puffed
she could have puffed
we could have puffed
you could have puffed
they could have puffed	I could have been puffing
you could have been puffing
she could have been puffing
we could have been puffing
you could have been puffing
they could have been puffing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not puff
you could not puff
she could not puff
we could not puff
you could not puff
they could not puff 	I could not be puffing
you could not be puffing
she could not be puffing
we could not be puffing
you could not be puffing
they could not be puffing	I could not have puffed
you could not have puffed
she could not have puffed
we could not have puffed
you could not have puffed
they could not have puffed	I could not have been puffing
you could not have been puffing
she could not have been puffing
we could not have been puffing
you could not have been puffing
they could not have been puffing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I puff?
could you puff?
could she puff?
could we puff?
could you puff?
could they puff? 	could I be puffing?
could you be puffing?
could she be puffing?
could we be puffing?
could you be puffing?
could they be puffing? 	could I have puffed?
could you have puffed?
could she have puffed?
could we have puffed?
could you have puffed?
could they have puffed? 	could I have been puffing?
could you have been puffing?
could she have been puffing?
could we have been puffing?
could you have been puffing?
could they have been puffing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not puff?
could you not puff?
could she not puff?
could we not puff?
could you not puff?
could they not puff? 	could I not be puffing?
could you not be puffing?
could she not be puffing?
could we not be puffing?
could you not be puffing?
could they not be puffing? 	could I not have puffed?
could you not have puffed?
could she not have puffed?
could we not have puffed?
could you not have puffed?
could they not have puffed? 	could I not have been puffing?
could you not have been puffing?
could she not have been puffing?
could we not have been puffing?
could you not have been puffing?
could they not have been puffing?