could index
Verbo regolare: index - indexed- indexed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could index
you could index
she could index
we could index
you could index
they could index 	I could be indexing
you could be indexing
she could be indexing
we could be indexing
you could be indexing
they could be indexing	I could have indexed
you could have indexed
she could have indexed
we could have indexed
you could have indexed
they could have indexed	I could have been indexing
you could have been indexing
she could have been indexing
we could have been indexing
you could have been indexing
they could have been indexing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not index
you could not index
she could not index
we could not index
you could not index
they could not index 	I could not be indexing
you could not be indexing
she could not be indexing
we could not be indexing
you could not be indexing
they could not be indexing	I could not have indexed
you could not have indexed
she could not have indexed
we could not have indexed
you could not have indexed
they could not have indexed	I could not have been indexing
you could not have been indexing
she could not have been indexing
we could not have been indexing
you could not have been indexing
they could not have been indexing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I index?
could you index?
could she index?
could we index?
could you index?
could they index? 	could I be indexing?
could you be indexing?
could she be indexing?
could we be indexing?
could you be indexing?
could they be indexing? 	could I have indexed?
could you have indexed?
could she have indexed?
could we have indexed?
could you have indexed?
could they have indexed? 	could I have been indexing?
could you have been indexing?
could she have been indexing?
could we have been indexing?
could you have been indexing?
could they have been indexing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not index?
could you not index?
could she not index?
could we not index?
could you not index?
could they not index? 	could I not be indexing?
could you not be indexing?
could she not be indexing?
could we not be indexing?
could you not be indexing?
could they not be indexing? 	could I not have indexed?
could you not have indexed?
could she not have indexed?
could we not have indexed?
could you not have indexed?
could they not have indexed? 	could I not have been indexing?
could you not have been indexing?
could she not have been indexing?
could we not have been indexing?
could you not have been indexing?
could they not have been indexing?