can snivel
Regular verb: snivel - snivelled- snivelled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can snivel
you can snivel
he can snivel
we can snivel
you can snivel
they can snivel 	I can be snivelling
you can be snivelling
he can be snivelling
we can be snivelling
you can be snivelling
they can be snivelling	I can have snivelled
you can have snivelled
he can have snivelled
we can have snivelled
you can have snivelled
they can have snivelled	I can have been snivelling
you can have been snivelling
he can have been snivelling
we can have been snivelling
you can have been snivelling
they can have been snivelling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't snivel
you can't snivel
he can't snivel
we can't snivel
you can't snivel
they can't snivel 	I can't be snivelling
you can't be snivelling
he can't be snivelling
we can't be snivelling
you can't be snivelling
they can't be snivelling	I can't have snivelled
you can't have snivelled
he can't have snivelled
we can't have snivelled
you can't have snivelled
they can't have snivelled	I can't have been snivelling
you can't have been snivelling
he can't have been snivelling
we can't have been snivelling
you can't have been snivelling
they can't have been snivelling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I snivel?
can you snivel?
can he snivel?
can we snivel?
can you snivel?
can they snivel? 	can I be snivelling?
can you be snivelling?
can he be snivelling?
can we be snivelling?
can you be snivelling?
can they be snivelling? 	can I have snivelled?
can you have snivelled?
can he have snivelled?
can we have snivelled?
can you have snivelled?
can they have snivelled? 	can I have been snivelling?
can you have been snivelling?
can he have been snivelling?
can we have been snivelling?
can you have been snivelling?
can they have been snivelling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I snivel?
can't you snivel?
can't he snivel?
can't we snivel?
can't you snivel?
can't they snivel? 	can't I be snivelling?
can't you be snivelling?
can't he be snivelling?
can't we be snivelling?
can't you be snivelling?
can't they be snivelling? 	can't I have snivelled?
can't you have snivelled?
can't he have snivelled?
can't we have snivelled?
can't you have snivelled?
can't they have snivelled? 	can't I have been snivelling?
can't you have been snivelling?
can't he have been snivelling?
can't we have been snivelling?
can't you have been snivelling?
can't they have been snivelling?