could refrain
Verbo regolare: refrain - refrained- refrained

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could refrain
you could refrain
he could refrain
we could refrain
you could refrain
they could refrain 	I could be refraining
you could be refraining
he could be refraining
we could be refraining
you could be refraining
they could be refraining	I could have refrained
you could have refrained
he could have refrained
we could have refrained
you could have refrained
they could have refrained	I could have been refraining
you could have been refraining
he could have been refraining
we could have been refraining
you could have been refraining
they could have been refraining	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't refrain
you couldn't refrain
he couldn't refrain
we couldn't refrain
you couldn't refrain
they couldn't refrain 	I couldn't be refraining
you couldn't be refraining
he couldn't be refraining
we couldn't be refraining
you couldn't be refraining
they couldn't be refraining	I couldn't have refrained
you couldn't have refrained
he couldn't have refrained
we couldn't have refrained
you couldn't have refrained
they couldn't have refrained	I couldn't have been refraining
you couldn't have been refraining
he couldn't have been refraining
we couldn't have been refraining
you couldn't have been refraining
they couldn't have been refraining	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I refrain?
could you refrain?
could he refrain?
could we refrain?
could you refrain?
could they refrain? 	could I be refraining?
could you be refraining?
could he be refraining?
could we be refraining?
could you be refraining?
could they be refraining? 	could I have refrained?
could you have refrained?
could he have refrained?
could we have refrained?
could you have refrained?
could they have refrained? 	could I have been refraining?
could you have been refraining?
could he have been refraining?
could we have been refraining?
could you have been refraining?
could they have been refraining? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I refrain?
couldn't you refrain?
couldn't he refrain?
couldn't we refrain?
couldn't you refrain?
couldn't they refrain? 	couldn't I be refraining?
couldn't you be refraining?
couldn't he be refraining?
couldn't we be refraining?
couldn't you be refraining?
couldn't they be refraining? 	couldn't I have refrained?
couldn't you have refrained?
couldn't he have refrained?
couldn't we have refrained?
couldn't you have refrained?
couldn't they have refrained? 	couldn't I have been refraining?
couldn't you have been refraining?
couldn't he have been refraining?
couldn't we have been refraining?
couldn't you have been refraining?
couldn't they have been refraining?