could mop
Verbo regular: mop - mopped- mopped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could mop
you could mop
she could mop
we could mop
you could mop
they could mop 	I could be mopping
you could be mopping
she could be mopping
we could be mopping
you could be mopping
they could be mopping	I could have mopped
you could have mopped
she could have mopped
we could have mopped
you could have mopped
they could have mopped	I could have been mopping
you could have been mopping
she could have been mopping
we could have been mopping
you could have been mopping
they could have been mopping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not mop
you could not mop
she could not mop
we could not mop
you could not mop
they could not mop 	I could not be mopping
you could not be mopping
she could not be mopping
we could not be mopping
you could not be mopping
they could not be mopping	I could not have mopped
you could not have mopped
she could not have mopped
we could not have mopped
you could not have mopped
they could not have mopped	I could not have been mopping
you could not have been mopping
she could not have been mopping
we could not have been mopping
you could not have been mopping
they could not have been mopping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I mop?
could you mop?
could she mop?
could we mop?
could you mop?
could they mop? 	could I be mopping?
could you be mopping?
could she be mopping?
could we be mopping?
could you be mopping?
could they be mopping? 	could I have mopped?
could you have mopped?
could she have mopped?
could we have mopped?
could you have mopped?
could they have mopped? 	could I have been mopping?
could you have been mopping?
could she have been mopping?
could we have been mopping?
could you have been mopping?
could they have been mopping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not mop?
could you not mop?
could she not mop?
could we not mop?
could you not mop?
could they not mop? 	could I not be mopping?
could you not be mopping?
could she not be mopping?
could we not be mopping?
could you not be mopping?
could they not be mopping? 	could I not have mopped?
could you not have mopped?
could she not have mopped?
could we not have mopped?
could you not have mopped?
could they not have mopped? 	could I not have been mopping?
could you not have been mopping?
could she not have been mopping?
could we not have been mopping?
could you not have been mopping?
could they not have been mopping?