can shadow
Verbo regular: shadow - shadowed- shadowed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can shadow
you can shadow
she can shadow
we can shadow
you can shadow
they can shadow 	I can be shadowing
you can be shadowing
she can be shadowing
we can be shadowing
you can be shadowing
they can be shadowing	I can have shadowed
you can have shadowed
she can have shadowed
we can have shadowed
you can have shadowed
they can have shadowed	I can have been shadowing
you can have been shadowing
she can have been shadowing
we can have been shadowing
you can have been shadowing
they can have been shadowing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot shadow
you cannot shadow
she cannot shadow
we cannot shadow
you cannot shadow
they cannot shadow 	I cannot be shadowing
you cannot be shadowing
she cannot be shadowing
we cannot be shadowing
you cannot be shadowing
they cannot be shadowing	I cannot have shadowed
you cannot have shadowed
she cannot have shadowed
we cannot have shadowed
you cannot have shadowed
they cannot have shadowed	I cannot have been shadowing
you cannot have been shadowing
she cannot have been shadowing
we cannot have been shadowing
you cannot have been shadowing
they cannot have been shadowing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I shadow?
can you shadow?
can she shadow?
can we shadow?
can you shadow?
can they shadow? 	can I be shadowing?
can you be shadowing?
can she be shadowing?
can we be shadowing?
can you be shadowing?
can they be shadowing? 	can I have shadowed?
can you have shadowed?
can she have shadowed?
can we have shadowed?
can you have shadowed?
can they have shadowed? 	can I have been shadowing?
can you have been shadowing?
can she have been shadowing?
can we have been shadowing?
can you have been shadowing?
can they have been shadowing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not shadow?
can you not shadow?
can she not shadow?
can we not shadow?
can you not shadow?
can they not shadow? 	can I not be shadowing?
can you not be shadowing?
can she not be shadowing?
can we not be shadowing?
can you not be shadowing?
can they not be shadowing? 	can I not have shadowed?
can you not have shadowed?
can she not have shadowed?
can we not have shadowed?
can you not have shadowed?
can they not have shadowed? 	can I not have been shadowing?
can you not have been shadowing?
can she not have been shadowing?
can we not have been shadowing?
can you not have been shadowing?
can they not have been shadowing?