can roc
Verbo regular: roc - roced- roced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can roc
you can roc
he can roc
we can roc
you can roc
they can roc 	I can be rocing
you can be rocing
he can be rocing
we can be rocing
you can be rocing
they can be rocing	I can have roced
you can have roced
he can have roced
we can have roced
you can have roced
they can have roced	I can have been rocing
you can have been rocing
he can have been rocing
we can have been rocing
you can have been rocing
they can have been rocing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot roc
you cannot roc
he cannot roc
we cannot roc
you cannot roc
they cannot roc 	I cannot be rocing
you cannot be rocing
he cannot be rocing
we cannot be rocing
you cannot be rocing
they cannot be rocing	I cannot have roced
you cannot have roced
he cannot have roced
we cannot have roced
you cannot have roced
they cannot have roced	I cannot have been rocing
you cannot have been rocing
he cannot have been rocing
we cannot have been rocing
you cannot have been rocing
they cannot have been rocing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I roc?
can you roc?
can he roc?
can we roc?
can you roc?
can they roc? 	can I be rocing?
can you be rocing?
can he be rocing?
can we be rocing?
can you be rocing?
can they be rocing? 	can I have roced?
can you have roced?
can he have roced?
can we have roced?
can you have roced?
can they have roced? 	can I have been rocing?
can you have been rocing?
can he have been rocing?
can we have been rocing?
can you have been rocing?
can they have been rocing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not roc?
can you not roc?
can he not roc?
can we not roc?
can you not roc?
can they not roc? 	can I not be rocing?
can you not be rocing?
can he not be rocing?
can we not be rocing?
can you not be rocing?
can they not be rocing? 	can I not have roced?
can you not have roced?
can he not have roced?
can we not have roced?
can you not have roced?
can they not have roced? 	can I not have been rocing?
can you not have been rocing?
can he not have been rocing?
can we not have been rocing?
can you not have been rocing?
can they not have been rocing?