could attempt
Verbo regolare: attempt - attempted- attempted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could attempt
you could attempt
he could attempt
we could attempt
you could attempt
they could attempt 	I could be attempting
you could be attempting
he could be attempting
we could be attempting
you could be attempting
they could be attempting	I could have attempted
you could have attempted
he could have attempted
we could have attempted
you could have attempted
they could have attempted	I could have been attempting
you could have been attempting
he could have been attempting
we could have been attempting
you could have been attempting
they could have been attempting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't attempt
you couldn't attempt
he couldn't attempt
we couldn't attempt
you couldn't attempt
they couldn't attempt 	I couldn't be attempting
you couldn't be attempting
he couldn't be attempting
we couldn't be attempting
you couldn't be attempting
they couldn't be attempting	I couldn't have attempted
you couldn't have attempted
he couldn't have attempted
we couldn't have attempted
you couldn't have attempted
they couldn't have attempted	I couldn't have been attempting
you couldn't have been attempting
he couldn't have been attempting
we couldn't have been attempting
you couldn't have been attempting
they couldn't have been attempting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I attempt?
could you attempt?
could he attempt?
could we attempt?
could you attempt?
could they attempt? 	could I be attempting?
could you be attempting?
could he be attempting?
could we be attempting?
could you be attempting?
could they be attempting? 	could I have attempted?
could you have attempted?
could he have attempted?
could we have attempted?
could you have attempted?
could they have attempted? 	could I have been attempting?
could you have been attempting?
could he have been attempting?
could we have been attempting?
could you have been attempting?
could they have been attempting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I attempt?
couldn't you attempt?
couldn't he attempt?
couldn't we attempt?
couldn't you attempt?
couldn't they attempt? 	couldn't I be attempting?
couldn't you be attempting?
couldn't he be attempting?
couldn't we be attempting?
couldn't you be attempting?
couldn't they be attempting? 	couldn't I have attempted?
couldn't you have attempted?
couldn't he have attempted?
couldn't we have attempted?
couldn't you have attempted?
couldn't they have attempted? 	couldn't I have been attempting?
couldn't you have been attempting?
couldn't he have been attempting?
couldn't we have been attempting?
couldn't you have been attempting?
couldn't they have been attempting?