can ribbor
Verbo regular: ribbor - ribbored- ribbored

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can ribbor
you can ribbor
he can ribbor
we can ribbor
you can ribbor
they can ribbor 	I can be ribboring
you can be ribboring
he can be ribboring
we can be ribboring
you can be ribboring
they can be ribboring	I can have ribbored
you can have ribbored
he can have ribbored
we can have ribbored
you can have ribbored
they can have ribbored	I can have been ribboring
you can have been ribboring
he can have been ribboring
we can have been ribboring
you can have been ribboring
they can have been ribboring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot ribbor
you cannot ribbor
he cannot ribbor
we cannot ribbor
you cannot ribbor
they cannot ribbor 	I cannot be ribboring
you cannot be ribboring
he cannot be ribboring
we cannot be ribboring
you cannot be ribboring
they cannot be ribboring	I cannot have ribbored
you cannot have ribbored
he cannot have ribbored
we cannot have ribbored
you cannot have ribbored
they cannot have ribbored	I cannot have been ribboring
you cannot have been ribboring
he cannot have been ribboring
we cannot have been ribboring
you cannot have been ribboring
they cannot have been ribboring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I ribbor?
can you ribbor?
can he ribbor?
can we ribbor?
can you ribbor?
can they ribbor? 	can I be ribboring?
can you be ribboring?
can he be ribboring?
can we be ribboring?
can you be ribboring?
can they be ribboring? 	can I have ribbored?
can you have ribbored?
can he have ribbored?
can we have ribbored?
can you have ribbored?
can they have ribbored? 	can I have been ribboring?
can you have been ribboring?
can he have been ribboring?
can we have been ribboring?
can you have been ribboring?
can they have been ribboring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not ribbor?
can you not ribbor?
can he not ribbor?
can we not ribbor?
can you not ribbor?
can they not ribbor? 	can I not be ribboring?
can you not be ribboring?
can he not be ribboring?
can we not be ribboring?
can you not be ribboring?
can they not be ribboring? 	can I not have ribbored?
can you not have ribbored?
can he not have ribbored?
can we not have ribbored?
can you not have ribbored?
can they not have ribbored? 	can I not have been ribboring?
can you not have been ribboring?
can he not have been ribboring?
can we not have been ribboring?
can you not have been ribboring?
can they not have been ribboring?