can stutter
Regular verb: stutter - stuttered- stuttered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can stutter
you can stutter
he can stutter
we can stutter
you can stutter
they can stutter 	I can be stuttering
you can be stuttering
he can be stuttering
we can be stuttering
you can be stuttering
they can be stuttering	I can have stuttered
you can have stuttered
he can have stuttered
we can have stuttered
you can have stuttered
they can have stuttered	I can have been stuttering
you can have been stuttering
he can have been stuttering
we can have been stuttering
you can have been stuttering
they can have been stuttering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot stutter
you cannot stutter
he cannot stutter
we cannot stutter
you cannot stutter
they cannot stutter 	I cannot be stuttering
you cannot be stuttering
he cannot be stuttering
we cannot be stuttering
you cannot be stuttering
they cannot be stuttering	I cannot have stuttered
you cannot have stuttered
he cannot have stuttered
we cannot have stuttered
you cannot have stuttered
they cannot have stuttered	I cannot have been stuttering
you cannot have been stuttering
he cannot have been stuttering
we cannot have been stuttering
you cannot have been stuttering
they cannot have been stuttering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I stutter?
can you stutter?
can he stutter?
can we stutter?
can you stutter?
can they stutter? 	can I be stuttering?
can you be stuttering?
can he be stuttering?
can we be stuttering?
can you be stuttering?
can they be stuttering? 	can I have stuttered?
can you have stuttered?
can he have stuttered?
can we have stuttered?
can you have stuttered?
can they have stuttered? 	can I have been stuttering?
can you have been stuttering?
can he have been stuttering?
can we have been stuttering?
can you have been stuttering?
can they have been stuttering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not stutter?
can you not stutter?
can he not stutter?
can we not stutter?
can you not stutter?
can they not stutter? 	can I not be stuttering?
can you not be stuttering?
can he not be stuttering?
can we not be stuttering?
can you not be stuttering?
can they not be stuttering? 	can I not have stuttered?
can you not have stuttered?
can he not have stuttered?
can we not have stuttered?
can you not have stuttered?
can they not have stuttered? 	can I not have been stuttering?
can you not have been stuttering?
can he not have been stuttering?
can we not have been stuttering?
can you not have been stuttering?
can they not have been stuttering?