can tab
Verbo regular: tab - tabed- tabed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can tab
you can tab
he can tab
we can tab
you can tab
they can tab 	I can be tabing
you can be tabing
he can be tabing
we can be tabing
you can be tabing
they can be tabing	I can have tabed
you can have tabed
he can have tabed
we can have tabed
you can have tabed
they can have tabed	I can have been tabing
you can have been tabing
he can have been tabing
we can have been tabing
you can have been tabing
they can have been tabing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't tab
you can't tab
he can't tab
we can't tab
you can't tab
they can't tab 	I can't be tabing
you can't be tabing
he can't be tabing
we can't be tabing
you can't be tabing
they can't be tabing	I can't have tabed
you can't have tabed
he can't have tabed
we can't have tabed
you can't have tabed
they can't have tabed	I can't have been tabing
you can't have been tabing
he can't have been tabing
we can't have been tabing
you can't have been tabing
they can't have been tabing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I tab?
can you tab?
can he tab?
can we tab?
can you tab?
can they tab? 	can I be tabing?
can you be tabing?
can he be tabing?
can we be tabing?
can you be tabing?
can they be tabing? 	can I have tabed?
can you have tabed?
can he have tabed?
can we have tabed?
can you have tabed?
can they have tabed? 	can I have been tabing?
can you have been tabing?
can he have been tabing?
can we have been tabing?
can you have been tabing?
can they have been tabing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I tab?
can't you tab?
can't he tab?
can't we tab?
can't you tab?
can't they tab? 	can't I be tabing?
can't you be tabing?
can't he be tabing?
can't we be tabing?
can't you be tabing?
can't they be tabing? 	can't I have tabed?
can't you have tabed?
can't he have tabed?
can't we have tabed?
can't you have tabed?
can't they have tabed? 	can't I have been tabing?
can't you have been tabing?
can't he have been tabing?
can't we have been tabing?
can't you have been tabing?
can't they have been tabing?