could fib
Verbo regolare: fib - fibbed- fibbed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could fib
you could fib
he could fib
we could fib
you could fib
they could fib 	I could be fibbing
you could be fibbing
he could be fibbing
we could be fibbing
you could be fibbing
they could be fibbing	I could have fibbed
you could have fibbed
he could have fibbed
we could have fibbed
you could have fibbed
they could have fibbed	I could have been fibbing
you could have been fibbing
he could have been fibbing
we could have been fibbing
you could have been fibbing
they could have been fibbing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not fib
you could not fib
he could not fib
we could not fib
you could not fib
they could not fib 	I could not be fibbing
you could not be fibbing
he could not be fibbing
we could not be fibbing
you could not be fibbing
they could not be fibbing	I could not have fibbed
you could not have fibbed
he could not have fibbed
we could not have fibbed
you could not have fibbed
they could not have fibbed	I could not have been fibbing
you could not have been fibbing
he could not have been fibbing
we could not have been fibbing
you could not have been fibbing
they could not have been fibbing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I fib?
could you fib?
could he fib?
could we fib?
could you fib?
could they fib? 	could I be fibbing?
could you be fibbing?
could he be fibbing?
could we be fibbing?
could you be fibbing?
could they be fibbing? 	could I have fibbed?
could you have fibbed?
could he have fibbed?
could we have fibbed?
could you have fibbed?
could they have fibbed? 	could I have been fibbing?
could you have been fibbing?
could he have been fibbing?
could we have been fibbing?
could you have been fibbing?
could they have been fibbing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not fib?
could you not fib?
could he not fib?
could we not fib?
could you not fib?
could they not fib? 	could I not be fibbing?
could you not be fibbing?
could he not be fibbing?
could we not be fibbing?
could you not be fibbing?
could they not be fibbing? 	could I not have fibbed?
could you not have fibbed?
could he not have fibbed?
could we not have fibbed?
could you not have fibbed?
could they not have fibbed? 	could I not have been fibbing?
could you not have been fibbing?
could he not have been fibbing?
could we not have been fibbing?
could you not have been fibbing?
could they not have been fibbing?