can copyright
Regular verb: copyright - copyrighted- copyrighted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can copyright
you can copyright
she can copyright
we can copyright
you can copyright
they can copyright 	I can be copyrighting
you can be copyrighting
she can be copyrighting
we can be copyrighting
you can be copyrighting
they can be copyrighting	I can have copyrighted
you can have copyrighted
she can have copyrighted
we can have copyrighted
you can have copyrighted
they can have copyrighted	I can have been copyrighting
you can have been copyrighting
she can have been copyrighting
we can have been copyrighting
you can have been copyrighting
they can have been copyrighting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't copyright
you can't copyright
she can't copyright
we can't copyright
you can't copyright
they can't copyright 	I can't be copyrighting
you can't be copyrighting
she can't be copyrighting
we can't be copyrighting
you can't be copyrighting
they can't be copyrighting	I can't have copyrighted
you can't have copyrighted
she can't have copyrighted
we can't have copyrighted
you can't have copyrighted
they can't have copyrighted	I can't have been copyrighting
you can't have been copyrighting
she can't have been copyrighting
we can't have been copyrighting
you can't have been copyrighting
they can't have been copyrighting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I copyright?
can you copyright?
can she copyright?
can we copyright?
can you copyright?
can they copyright? 	can I be copyrighting?
can you be copyrighting?
can she be copyrighting?
can we be copyrighting?
can you be copyrighting?
can they be copyrighting? 	can I have copyrighted?
can you have copyrighted?
can she have copyrighted?
can we have copyrighted?
can you have copyrighted?
can they have copyrighted? 	can I have been copyrighting?
can you have been copyrighting?
can she have been copyrighting?
can we have been copyrighting?
can you have been copyrighting?
can they have been copyrighting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I copyright?
can't you copyright?
can't she copyright?
can't we copyright?
can't you copyright?
can't they copyright? 	can't I be copyrighting?
can't you be copyrighting?
can't she be copyrighting?
can't we be copyrighting?
can't you be copyrighting?
can't they be copyrighting? 	can't I have copyrighted?
can't you have copyrighted?
can't she have copyrighted?
can't we have copyrighted?
can't you have copyrighted?
can't they have copyrighted? 	can't I have been copyrighting?
can't you have been copyrighting?
can't she have been copyrighting?
can't we have been copyrighting?
can't you have been copyrighting?
can't they have been copyrighting?