can tat
Verbo regular: tat - tatted- tatted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can tat
you can tat
he can tat
we can tat
you can tat
they can tat 	I can be tatting
you can be tatting
he can be tatting
we can be tatting
you can be tatting
they can be tatting	I can have tatted
you can have tatted
he can have tatted
we can have tatted
you can have tatted
they can have tatted	I can have been tatting
you can have been tatting
he can have been tatting
we can have been tatting
you can have been tatting
they can have been tatting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot tat
you cannot tat
he cannot tat
we cannot tat
you cannot tat
they cannot tat 	I cannot be tatting
you cannot be tatting
he cannot be tatting
we cannot be tatting
you cannot be tatting
they cannot be tatting	I cannot have tatted
you cannot have tatted
he cannot have tatted
we cannot have tatted
you cannot have tatted
they cannot have tatted	I cannot have been tatting
you cannot have been tatting
he cannot have been tatting
we cannot have been tatting
you cannot have been tatting
they cannot have been tatting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I tat?
can you tat?
can he tat?
can we tat?
can you tat?
can they tat? 	can I be tatting?
can you be tatting?
can he be tatting?
can we be tatting?
can you be tatting?
can they be tatting? 	can I have tatted?
can you have tatted?
can he have tatted?
can we have tatted?
can you have tatted?
can they have tatted? 	can I have been tatting?
can you have been tatting?
can he have been tatting?
can we have been tatting?
can you have been tatting?
can they have been tatting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not tat?
can you not tat?
can he not tat?
can we not tat?
can you not tat?
can they not tat? 	can I not be tatting?
can you not be tatting?
can he not be tatting?
can we not be tatting?
can you not be tatting?
can they not be tatting? 	can I not have tatted?
can you not have tatted?
can he not have tatted?
can we not have tatted?
can you not have tatted?
can they not have tatted? 	can I not have been tatting?
can you not have been tatting?
can he not have been tatting?
can we not have been tatting?
can you not have been tatting?
can they not have been tatting?