could mewl
Regular verb: mewl - mewled- mewled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could mewl
you could mewl
he could mewl
we could mewl
you could mewl
they could mewl 	I could be mewling
you could be mewling
he could be mewling
we could be mewling
you could be mewling
they could be mewling	I could have mewled
you could have mewled
he could have mewled
we could have mewled
you could have mewled
they could have mewled	I could have been mewling
you could have been mewling
he could have been mewling
we could have been mewling
you could have been mewling
they could have been mewling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't mewl
you couldn't mewl
he couldn't mewl
we couldn't mewl
you couldn't mewl
they couldn't mewl 	I couldn't be mewling
you couldn't be mewling
he couldn't be mewling
we couldn't be mewling
you couldn't be mewling
they couldn't be mewling	I couldn't have mewled
you couldn't have mewled
he couldn't have mewled
we couldn't have mewled
you couldn't have mewled
they couldn't have mewled	I couldn't have been mewling
you couldn't have been mewling
he couldn't have been mewling
we couldn't have been mewling
you couldn't have been mewling
they couldn't have been mewling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I mewl?
could you mewl?
could he mewl?
could we mewl?
could you mewl?
could they mewl? 	could I be mewling?
could you be mewling?
could he be mewling?
could we be mewling?
could you be mewling?
could they be mewling? 	could I have mewled?
could you have mewled?
could he have mewled?
could we have mewled?
could you have mewled?
could they have mewled? 	could I have been mewling?
could you have been mewling?
could he have been mewling?
could we have been mewling?
could you have been mewling?
could they have been mewling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I mewl?
couldn't you mewl?
couldn't he mewl?
couldn't we mewl?
couldn't you mewl?
couldn't they mewl? 	couldn't I be mewling?
couldn't you be mewling?
couldn't he be mewling?
couldn't we be mewling?
couldn't you be mewling?
couldn't they be mewling? 	couldn't I have mewled?
couldn't you have mewled?
couldn't he have mewled?
couldn't we have mewled?
couldn't you have mewled?
couldn't they have mewled? 	couldn't I have been mewling?
couldn't you have been mewling?
couldn't he have been mewling?
couldn't we have been mewling?
couldn't you have been mewling?
couldn't they have been mewling?