could snore
Regular verb: snore - snored- snored

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could snore
you could snore
he could snore
we could snore
you could snore
they could snore 	I could be snoring
you could be snoring
he could be snoring
we could be snoring
you could be snoring
they could be snoring	I could have snored
you could have snored
he could have snored
we could have snored
you could have snored
they could have snored	I could have been snoring
you could have been snoring
he could have been snoring
we could have been snoring
you could have been snoring
they could have been snoring	

Negation 	
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I couldn't snore
you couldn't snore
he couldn't snore
we couldn't snore
you couldn't snore
they couldn't snore 	I couldn't be snoring
you couldn't be snoring
he couldn't be snoring
we couldn't be snoring
you couldn't be snoring
they couldn't be snoring	I couldn't have snored
you couldn't have snored
he couldn't have snored
we couldn't have snored
you couldn't have snored
they couldn't have snored	I couldn't have been snoring
you couldn't have been snoring
he couldn't have been snoring
we couldn't have been snoring
you couldn't have been snoring
they couldn't have been snoring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I snore?
could you snore?
could he snore?
could we snore?
could you snore?
could they snore? 	could I be snoring?
could you be snoring?
could he be snoring?
could we be snoring?
could you be snoring?
could they be snoring? 	could I have snored?
could you have snored?
could he have snored?
could we have snored?
could you have snored?
could they have snored? 	could I have been snoring?
could you have been snoring?
could he have been snoring?
could we have been snoring?
could you have been snoring?
could they have been snoring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I snore?
couldn't you snore?
couldn't he snore?
couldn't we snore?
couldn't you snore?
couldn't they snore? 	couldn't I be snoring?
couldn't you be snoring?
couldn't he be snoring?
couldn't we be snoring?
couldn't you be snoring?
couldn't they be snoring? 	couldn't I have snored?
couldn't you have snored?
couldn't he have snored?
couldn't we have snored?
couldn't you have snored?
couldn't they have snored? 	couldn't I have been snoring?
couldn't you have been snoring?
couldn't he have been snoring?
couldn't we have been snoring?
couldn't you have been snoring?
couldn't they have been snoring?