could cluck
Verbo regular: cluck - clucked- clucked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could cluck
you could cluck
she could cluck
we could cluck
you could cluck
they could cluck 	I could be clucking
you could be clucking
she could be clucking
we could be clucking
you could be clucking
they could be clucking	I could have clucked
you could have clucked
she could have clucked
we could have clucked
you could have clucked
they could have clucked	I could have been clucking
you could have been clucking
she could have been clucking
we could have been clucking
you could have been clucking
they could have been clucking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not cluck
you could not cluck
she could not cluck
we could not cluck
you could not cluck
they could not cluck 	I could not be clucking
you could not be clucking
she could not be clucking
we could not be clucking
you could not be clucking
they could not be clucking	I could not have clucked
you could not have clucked
she could not have clucked
we could not have clucked
you could not have clucked
they could not have clucked	I could not have been clucking
you could not have been clucking
she could not have been clucking
we could not have been clucking
you could not have been clucking
they could not have been clucking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I cluck?
could you cluck?
could she cluck?
could we cluck?
could you cluck?
could they cluck? 	could I be clucking?
could you be clucking?
could she be clucking?
could we be clucking?
could you be clucking?
could they be clucking? 	could I have clucked?
could you have clucked?
could she have clucked?
could we have clucked?
could you have clucked?
could they have clucked? 	could I have been clucking?
could you have been clucking?
could she have been clucking?
could we have been clucking?
could you have been clucking?
could they have been clucking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not cluck?
could you not cluck?
could she not cluck?
could we not cluck?
could you not cluck?
could they not cluck? 	could I not be clucking?
could you not be clucking?
could she not be clucking?
could we not be clucking?
could you not be clucking?
could they not be clucking? 	could I not have clucked?
could you not have clucked?
could she not have clucked?
could we not have clucked?
could you not have clucked?
could they not have clucked? 	could I not have been clucking?
could you not have been clucking?
could she not have been clucking?
could we not have been clucking?
could you not have been clucking?
could they not have been clucking?