could inform
Verbo regolare: inform - informed- informed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could inform
you could inform
she could inform
we could inform
you could inform
they could inform 	I could be informing
you could be informing
she could be informing
we could be informing
you could be informing
they could be informing	I could have informed
you could have informed
she could have informed
we could have informed
you could have informed
they could have informed	I could have been informing
you could have been informing
she could have been informing
we could have been informing
you could have been informing
they could have been informing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't inform
you couldn't inform
she couldn't inform
we couldn't inform
you couldn't inform
they couldn't inform 	I couldn't be informing
you couldn't be informing
she couldn't be informing
we couldn't be informing
you couldn't be informing
they couldn't be informing	I couldn't have informed
you couldn't have informed
she couldn't have informed
we couldn't have informed
you couldn't have informed
they couldn't have informed	I couldn't have been informing
you couldn't have been informing
she couldn't have been informing
we couldn't have been informing
you couldn't have been informing
they couldn't have been informing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I inform?
could you inform?
could she inform?
could we inform?
could you inform?
could they inform? 	could I be informing?
could you be informing?
could she be informing?
could we be informing?
could you be informing?
could they be informing? 	could I have informed?
could you have informed?
could she have informed?
could we have informed?
could you have informed?
could they have informed? 	could I have been informing?
could you have been informing?
could she have been informing?
could we have been informing?
could you have been informing?
could they have been informing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I inform?
couldn't you inform?
couldn't she inform?
couldn't we inform?
couldn't you inform?
couldn't they inform? 	couldn't I be informing?
couldn't you be informing?
couldn't she be informing?
couldn't we be informing?
couldn't you be informing?
couldn't they be informing? 	couldn't I have informed?
couldn't you have informed?
couldn't she have informed?
couldn't we have informed?
couldn't you have informed?
couldn't they have informed? 	couldn't I have been informing?
couldn't you have been informing?
couldn't she have been informing?
couldn't we have been informing?
couldn't you have been informing?
couldn't they have been informing?