can stammer
Verbo regolare: stammer - stammered- stammered

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can stammer
you can stammer
he can stammer
we can stammer
you can stammer
they can stammer 	I can be stammering
you can be stammering
he can be stammering
we can be stammering
you can be stammering
they can be stammering	I can have stammered
you can have stammered
he can have stammered
we can have stammered
you can have stammered
they can have stammered	I can have been stammering
you can have been stammering
he can have been stammering
we can have been stammering
you can have been stammering
they can have been stammering	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I cannot stammer
you cannot stammer
he cannot stammer
we cannot stammer
you cannot stammer
they cannot stammer 	I cannot be stammering
you cannot be stammering
he cannot be stammering
we cannot be stammering
you cannot be stammering
they cannot be stammering	I cannot have stammered
you cannot have stammered
he cannot have stammered
we cannot have stammered
you cannot have stammered
they cannot have stammered	I cannot have been stammering
you cannot have been stammering
he cannot have been stammering
we cannot have been stammering
you cannot have been stammering
they cannot have been stammering	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I stammer?
can you stammer?
can he stammer?
can we stammer?
can you stammer?
can they stammer? 	can I be stammering?
can you be stammering?
can he be stammering?
can we be stammering?
can you be stammering?
can they be stammering? 	can I have stammered?
can you have stammered?
can he have stammered?
can we have stammered?
can you have stammered?
can they have stammered? 	can I have been stammering?
can you have been stammering?
can he have been stammering?
can we have been stammering?
can you have been stammering?
can they have been stammering? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I not stammer?
can you not stammer?
can he not stammer?
can we not stammer?
can you not stammer?
can they not stammer? 	can I not be stammering?
can you not be stammering?
can he not be stammering?
can we not be stammering?
can you not be stammering?
can they not be stammering? 	can I not have stammered?
can you not have stammered?
can he not have stammered?
can we not have stammered?
can you not have stammered?
can they not have stammered? 	can I not have been stammering?
can you not have been stammering?
can he not have been stammering?
can we not have been stammering?
can you not have been stammering?
can they not have been stammering?