could crank
Verbo regular: crank - cranked- cranked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could crank
you could crank
he could crank
we could crank
you could crank
they could crank 	I could be cranking
you could be cranking
he could be cranking
we could be cranking
you could be cranking
they could be cranking	I could have cranked
you could have cranked
he could have cranked
we could have cranked
you could have cranked
they could have cranked	I could have been cranking
you could have been cranking
he could have been cranking
we could have been cranking
you could have been cranking
they could have been cranking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not crank
you could not crank
he could not crank
we could not crank
you could not crank
they could not crank 	I could not be cranking
you could not be cranking
he could not be cranking
we could not be cranking
you could not be cranking
they could not be cranking	I could not have cranked
you could not have cranked
he could not have cranked
we could not have cranked
you could not have cranked
they could not have cranked	I could not have been cranking
you could not have been cranking
he could not have been cranking
we could not have been cranking
you could not have been cranking
they could not have been cranking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I crank?
could you crank?
could he crank?
could we crank?
could you crank?
could they crank? 	could I be cranking?
could you be cranking?
could he be cranking?
could we be cranking?
could you be cranking?
could they be cranking? 	could I have cranked?
could you have cranked?
could he have cranked?
could we have cranked?
could you have cranked?
could they have cranked? 	could I have been cranking?
could you have been cranking?
could he have been cranking?
could we have been cranking?
could you have been cranking?
could they have been cranking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not crank?
could you not crank?
could he not crank?
could we not crank?
could you not crank?
could they not crank? 	could I not be cranking?
could you not be cranking?
could he not be cranking?
could we not be cranking?
could you not be cranking?
could they not be cranking? 	could I not have cranked?
could you not have cranked?
could he not have cranked?
could we not have cranked?
could you not have cranked?
could they not have cranked? 	could I not have been cranking?
could you not have been cranking?
could he not have been cranking?
could we not have been cranking?
could you not have been cranking?
could they not have been cranking?