could mew
Regular verb: mew - mewed- mewed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could mew
you could mew
she could mew
we could mew
you could mew
they could mew 	I could be mewing
you could be mewing
she could be mewing
we could be mewing
you could be mewing
they could be mewing	I could have mewed
you could have mewed
she could have mewed
we could have mewed
you could have mewed
they could have mewed	I could have been mewing
you could have been mewing
she could have been mewing
we could have been mewing
you could have been mewing
they could have been mewing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not mew
you could not mew
she could not mew
we could not mew
you could not mew
they could not mew 	I could not be mewing
you could not be mewing
she could not be mewing
we could not be mewing
you could not be mewing
they could not be mewing	I could not have mewed
you could not have mewed
she could not have mewed
we could not have mewed
you could not have mewed
they could not have mewed	I could not have been mewing
you could not have been mewing
she could not have been mewing
we could not have been mewing
you could not have been mewing
they could not have been mewing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I mew?
could you mew?
could she mew?
could we mew?
could you mew?
could they mew? 	could I be mewing?
could you be mewing?
could she be mewing?
could we be mewing?
could you be mewing?
could they be mewing? 	could I have mewed?
could you have mewed?
could she have mewed?
could we have mewed?
could you have mewed?
could they have mewed? 	could I have been mewing?
could you have been mewing?
could she have been mewing?
could we have been mewing?
could you have been mewing?
could they have been mewing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not mew?
could you not mew?
could she not mew?
could we not mew?
could you not mew?
could they not mew? 	could I not be mewing?
could you not be mewing?
could she not be mewing?
could we not be mewing?
could you not be mewing?
could they not be mewing? 	could I not have mewed?
could you not have mewed?
could she not have mewed?
could we not have mewed?
could you not have mewed?
could they not have mewed? 	could I not have been mewing?
could you not have been mewing?
could she not have been mewing?
could we not have been mewing?
could you not have been mewing?
could they not have been mewing?