can caw
Regular verb: caw - cawed- cawed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can caw
you can caw
he can caw
we can caw
you can caw
they can caw 	I can be cawing
you can be cawing
he can be cawing
we can be cawing
you can be cawing
they can be cawing	I can have cawed
you can have cawed
he can have cawed
we can have cawed
you can have cawed
they can have cawed	I can have been cawing
you can have been cawing
he can have been cawing
we can have been cawing
you can have been cawing
they can have been cawing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't caw
you can't caw
he can't caw
we can't caw
you can't caw
they can't caw 	I can't be cawing
you can't be cawing
he can't be cawing
we can't be cawing
you can't be cawing
they can't be cawing	I can't have cawed
you can't have cawed
he can't have cawed
we can't have cawed
you can't have cawed
they can't have cawed	I can't have been cawing
you can't have been cawing
he can't have been cawing
we can't have been cawing
you can't have been cawing
they can't have been cawing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I caw?
can you caw?
can he caw?
can we caw?
can you caw?
can they caw? 	can I be cawing?
can you be cawing?
can he be cawing?
can we be cawing?
can you be cawing?
can they be cawing? 	can I have cawed?
can you have cawed?
can he have cawed?
can we have cawed?
can you have cawed?
can they have cawed? 	can I have been cawing?
can you have been cawing?
can he have been cawing?
can we have been cawing?
can you have been cawing?
can they have been cawing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I caw?
can't you caw?
can't he caw?
can't we caw?
can't you caw?
can't they caw? 	can't I be cawing?
can't you be cawing?
can't he be cawing?
can't we be cawing?
can't you be cawing?
can't they be cawing? 	can't I have cawed?
can't you have cawed?
can't he have cawed?
can't we have cawed?
can't you have cawed?
can't they have cawed? 	can't I have been cawing?
can't you have been cawing?
can't he have been cawing?
can't we have been cawing?
can't you have been cawing?
can't they have been cawing?