can pumice
Verbo regular: pumice - pumiced- pumiced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can pumice
you can pumice
he can pumice
we can pumice
you can pumice
they can pumice 	I can be pumicing
you can be pumicing
he can be pumicing
we can be pumicing
you can be pumicing
they can be pumicing	I can have pumiced
you can have pumiced
he can have pumiced
we can have pumiced
you can have pumiced
they can have pumiced	I can have been pumicing
you can have been pumicing
he can have been pumicing
we can have been pumicing
you can have been pumicing
they can have been pumicing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot pumice
you cannot pumice
he cannot pumice
we cannot pumice
you cannot pumice
they cannot pumice 	I cannot be pumicing
you cannot be pumicing
he cannot be pumicing
we cannot be pumicing
you cannot be pumicing
they cannot be pumicing	I cannot have pumiced
you cannot have pumiced
he cannot have pumiced
we cannot have pumiced
you cannot have pumiced
they cannot have pumiced	I cannot have been pumicing
you cannot have been pumicing
he cannot have been pumicing
we cannot have been pumicing
you cannot have been pumicing
they cannot have been pumicing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I pumice?
can you pumice?
can he pumice?
can we pumice?
can you pumice?
can they pumice? 	can I be pumicing?
can you be pumicing?
can he be pumicing?
can we be pumicing?
can you be pumicing?
can they be pumicing? 	can I have pumiced?
can you have pumiced?
can he have pumiced?
can we have pumiced?
can you have pumiced?
can they have pumiced? 	can I have been pumicing?
can you have been pumicing?
can he have been pumicing?
can we have been pumicing?
can you have been pumicing?
can they have been pumicing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not pumice?
can you not pumice?
can he not pumice?
can we not pumice?
can you not pumice?
can they not pumice? 	can I not be pumicing?
can you not be pumicing?
can he not be pumicing?
can we not be pumicing?
can you not be pumicing?
can they not be pumicing? 	can I not have pumiced?
can you not have pumiced?
can he not have pumiced?
can we not have pumiced?
can you not have pumiced?
can they not have pumiced? 	can I not have been pumicing?
can you not have been pumicing?
can he not have been pumicing?
can we not have been pumicing?
can you not have been pumicing?
can they not have been pumicing?