could last
Verbo regolare: last - lasted- lasted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could last
you could last
she could last
we could last
you could last
they could last 	I could be lasting
you could be lasting
she could be lasting
we could be lasting
you could be lasting
they could be lasting	I could have lasted
you could have lasted
she could have lasted
we could have lasted
you could have lasted
they could have lasted	I could have been lasting
you could have been lasting
she could have been lasting
we could have been lasting
you could have been lasting
they could have been lasting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't last
you couldn't last
she couldn't last
we couldn't last
you couldn't last
they couldn't last 	I couldn't be lasting
you couldn't be lasting
she couldn't be lasting
we couldn't be lasting
you couldn't be lasting
they couldn't be lasting	I couldn't have lasted
you couldn't have lasted
she couldn't have lasted
we couldn't have lasted
you couldn't have lasted
they couldn't have lasted	I couldn't have been lasting
you couldn't have been lasting
she couldn't have been lasting
we couldn't have been lasting
you couldn't have been lasting
they couldn't have been lasting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I last?
could you last?
could she last?
could we last?
could you last?
could they last? 	could I be lasting?
could you be lasting?
could she be lasting?
could we be lasting?
could you be lasting?
could they be lasting? 	could I have lasted?
could you have lasted?
could she have lasted?
could we have lasted?
could you have lasted?
could they have lasted? 	could I have been lasting?
could you have been lasting?
could she have been lasting?
could we have been lasting?
could you have been lasting?
could they have been lasting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I last?
couldn't you last?
couldn't she last?
couldn't we last?
couldn't you last?
couldn't they last? 	couldn't I be lasting?
couldn't you be lasting?
couldn't she be lasting?
couldn't we be lasting?
couldn't you be lasting?
couldn't they be lasting? 	couldn't I have lasted?
couldn't you have lasted?
couldn't she have lasted?
couldn't we have lasted?
couldn't you have lasted?
couldn't they have lasted? 	couldn't I have been lasting?
couldn't you have been lasting?
couldn't she have been lasting?
couldn't we have been lasting?
couldn't you have been lasting?
couldn't they have been lasting?