can double-check
Verbo regular: double-check - double-checked- double-checked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can double-check
you can double-check
she can double-check
we can double-check
you can double-check
they can double-check 	I can be double-checking
you can be double-checking
she can be double-checking
we can be double-checking
you can be double-checking
they can be double-checking	I can have double-checked
you can have double-checked
she can have double-checked
we can have double-checked
you can have double-checked
they can have double-checked	I can have been double-checking
you can have been double-checking
she can have been double-checking
we can have been double-checking
you can have been double-checking
they can have been double-checking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot double-check
you cannot double-check
she cannot double-check
we cannot double-check
you cannot double-check
they cannot double-check 	I cannot be double-checking
you cannot be double-checking
she cannot be double-checking
we cannot be double-checking
you cannot be double-checking
they cannot be double-checking	I cannot have double-checked
you cannot have double-checked
she cannot have double-checked
we cannot have double-checked
you cannot have double-checked
they cannot have double-checked	I cannot have been double-checking
you cannot have been double-checking
she cannot have been double-checking
we cannot have been double-checking
you cannot have been double-checking
they cannot have been double-checking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I double-check?
can you double-check?
can she double-check?
can we double-check?
can you double-check?
can they double-check? 	can I be double-checking?
can you be double-checking?
can she be double-checking?
can we be double-checking?
can you be double-checking?
can they be double-checking? 	can I have double-checked?
can you have double-checked?
can she have double-checked?
can we have double-checked?
can you have double-checked?
can they have double-checked? 	can I have been double-checking?
can you have been double-checking?
can she have been double-checking?
can we have been double-checking?
can you have been double-checking?
can they have been double-checking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not double-check?
can you not double-check?
can she not double-check?
can we not double-check?
can you not double-check?
can they not double-check? 	can I not be double-checking?
can you not be double-checking?
can she not be double-checking?
can we not be double-checking?
can you not be double-checking?
can they not be double-checking? 	can I not have double-checked?
can you not have double-checked?
can she not have double-checked?
can we not have double-checked?
can you not have double-checked?
can they not have double-checked? 	can I not have been double-checking?
can you not have been double-checking?
can she not have been double-checking?
can we not have been double-checking?
can you not have been double-checking?
can they not have been double-checking?