could meow
Regular verb: meow - meowed- meowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could meow
you could meow
he could meow
we could meow
you could meow
they could meow 	I could be meowing
you could be meowing
he could be meowing
we could be meowing
you could be meowing
they could be meowing	I could have meowed
you could have meowed
he could have meowed
we could have meowed
you could have meowed
they could have meowed	I could have been meowing
you could have been meowing
he could have been meowing
we could have been meowing
you could have been meowing
they could have been meowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not meow
you could not meow
he could not meow
we could not meow
you could not meow
they could not meow 	I could not be meowing
you could not be meowing
he could not be meowing
we could not be meowing
you could not be meowing
they could not be meowing	I could not have meowed
you could not have meowed
he could not have meowed
we could not have meowed
you could not have meowed
they could not have meowed	I could not have been meowing
you could not have been meowing
he could not have been meowing
we could not have been meowing
you could not have been meowing
they could not have been meowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I meow?
could you meow?
could he meow?
could we meow?
could you meow?
could they meow? 	could I be meowing?
could you be meowing?
could he be meowing?
could we be meowing?
could you be meowing?
could they be meowing? 	could I have meowed?
could you have meowed?
could he have meowed?
could we have meowed?
could you have meowed?
could they have meowed? 	could I have been meowing?
could you have been meowing?
could he have been meowing?
could we have been meowing?
could you have been meowing?
could they have been meowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not meow?
could you not meow?
could he not meow?
could we not meow?
could you not meow?
could they not meow? 	could I not be meowing?
could you not be meowing?
could he not be meowing?
could we not be meowing?
could you not be meowing?
could they not be meowing? 	could I not have meowed?
could you not have meowed?
could he not have meowed?
could we not have meowed?
could you not have meowed?
could they not have meowed? 	could I not have been meowing?
could you not have been meowing?
could he not have been meowing?
could we not have been meowing?
could you not have been meowing?
could they not have been meowing?