could luff
Verbo regolare: luff - luffed- luffed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could luff
you could luff
he could luff
we could luff
you could luff
they could luff 	I could be luffing
you could be luffing
he could be luffing
we could be luffing
you could be luffing
they could be luffing	I could have luffed
you could have luffed
he could have luffed
we could have luffed
you could have luffed
they could have luffed	I could have been luffing
you could have been luffing
he could have been luffing
we could have been luffing
you could have been luffing
they could have been luffing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't luff
you couldn't luff
he couldn't luff
we couldn't luff
you couldn't luff
they couldn't luff 	I couldn't be luffing
you couldn't be luffing
he couldn't be luffing
we couldn't be luffing
you couldn't be luffing
they couldn't be luffing	I couldn't have luffed
you couldn't have luffed
he couldn't have luffed
we couldn't have luffed
you couldn't have luffed
they couldn't have luffed	I couldn't have been luffing
you couldn't have been luffing
he couldn't have been luffing
we couldn't have been luffing
you couldn't have been luffing
they couldn't have been luffing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I luff?
could you luff?
could he luff?
could we luff?
could you luff?
could they luff? 	could I be luffing?
could you be luffing?
could he be luffing?
could we be luffing?
could you be luffing?
could they be luffing? 	could I have luffed?
could you have luffed?
could he have luffed?
could we have luffed?
could you have luffed?
could they have luffed? 	could I have been luffing?
could you have been luffing?
could he have been luffing?
could we have been luffing?
could you have been luffing?
could they have been luffing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I luff?
couldn't you luff?
couldn't he luff?
couldn't we luff?
couldn't you luff?
couldn't they luff? 	couldn't I be luffing?
couldn't you be luffing?
couldn't he be luffing?
couldn't we be luffing?
couldn't you be luffing?
couldn't they be luffing? 	couldn't I have luffed?
couldn't you have luffed?
couldn't he have luffed?
couldn't we have luffed?
couldn't you have luffed?
couldn't they have luffed? 	couldn't I have been luffing?
couldn't you have been luffing?
couldn't he have been luffing?
couldn't we have been luffing?
couldn't you have been luffing?
couldn't they have been luffing?