can smother
Verbo regular: smother - smothered- smothered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can smother
you can smother
he can smother
we can smother
you can smother
they can smother 	I can be smothering
you can be smothering
he can be smothering
we can be smothering
you can be smothering
they can be smothering	I can have smothered
you can have smothered
he can have smothered
we can have smothered
you can have smothered
they can have smothered	I can have been smothering
you can have been smothering
he can have been smothering
we can have been smothering
you can have been smothering
they can have been smothering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot smother
you cannot smother
he cannot smother
we cannot smother
you cannot smother
they cannot smother 	I cannot be smothering
you cannot be smothering
he cannot be smothering
we cannot be smothering
you cannot be smothering
they cannot be smothering	I cannot have smothered
you cannot have smothered
he cannot have smothered
we cannot have smothered
you cannot have smothered
they cannot have smothered	I cannot have been smothering
you cannot have been smothering
he cannot have been smothering
we cannot have been smothering
you cannot have been smothering
they cannot have been smothering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I smother?
can you smother?
can he smother?
can we smother?
can you smother?
can they smother? 	can I be smothering?
can you be smothering?
can he be smothering?
can we be smothering?
can you be smothering?
can they be smothering? 	can I have smothered?
can you have smothered?
can he have smothered?
can we have smothered?
can you have smothered?
can they have smothered? 	can I have been smothering?
can you have been smothering?
can he have been smothering?
can we have been smothering?
can you have been smothering?
can they have been smothering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not smother?
can you not smother?
can he not smother?
can we not smother?
can you not smother?
can they not smother? 	can I not be smothering?
can you not be smothering?
can he not be smothering?
can we not be smothering?
can you not be smothering?
can they not be smothering? 	can I not have smothered?
can you not have smothered?
can he not have smothered?
can we not have smothered?
can you not have smothered?
can they not have smothered? 	can I not have been smothering?
can you not have been smothering?
can he not have been smothering?
can we not have been smothering?
can you not have been smothering?
can they not have been smothering?