could argue
Verbo regolare: argue - argued- argued

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could argue
you could argue
he could argue
we could argue
you could argue
they could argue 	I could be arguing
you could be arguing
he could be arguing
we could be arguing
you could be arguing
they could be arguing	I could have argued
you could have argued
he could have argued
we could have argued
you could have argued
they could have argued	I could have been arguing
you could have been arguing
he could have been arguing
we could have been arguing
you could have been arguing
they could have been arguing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't argue
you couldn't argue
he couldn't argue
we couldn't argue
you couldn't argue
they couldn't argue 	I couldn't be arguing
you couldn't be arguing
he couldn't be arguing
we couldn't be arguing
you couldn't be arguing
they couldn't be arguing	I couldn't have argued
you couldn't have argued
he couldn't have argued
we couldn't have argued
you couldn't have argued
they couldn't have argued	I couldn't have been arguing
you couldn't have been arguing
he couldn't have been arguing
we couldn't have been arguing
you couldn't have been arguing
they couldn't have been arguing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I argue?
could you argue?
could he argue?
could we argue?
could you argue?
could they argue? 	could I be arguing?
could you be arguing?
could he be arguing?
could we be arguing?
could you be arguing?
could they be arguing? 	could I have argued?
could you have argued?
could he have argued?
could we have argued?
could you have argued?
could they have argued? 	could I have been arguing?
could you have been arguing?
could he have been arguing?
could we have been arguing?
could you have been arguing?
could they have been arguing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I argue?
couldn't you argue?
couldn't he argue?
couldn't we argue?
couldn't you argue?
couldn't they argue? 	couldn't I be arguing?
couldn't you be arguing?
couldn't he be arguing?
couldn't we be arguing?
couldn't you be arguing?
couldn't they be arguing? 	couldn't I have argued?
couldn't you have argued?
couldn't he have argued?
couldn't we have argued?
couldn't you have argued?
couldn't they have argued? 	couldn't I have been arguing?
couldn't you have been arguing?
couldn't he have been arguing?
couldn't we have been arguing?
couldn't you have been arguing?
couldn't they have been arguing?