can concede
Verbo regular: concede - conceded- conceded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can concede
you can concede
he can concede
we can concede
you can concede
they can concede 	I can be conceding
you can be conceding
he can be conceding
we can be conceding
you can be conceding
they can be conceding	I can have conceded
you can have conceded
he can have conceded
we can have conceded
you can have conceded
they can have conceded	I can have been conceding
you can have been conceding
he can have been conceding
we can have been conceding
you can have been conceding
they can have been conceding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot concede
you cannot concede
he cannot concede
we cannot concede
you cannot concede
they cannot concede 	I cannot be conceding
you cannot be conceding
he cannot be conceding
we cannot be conceding
you cannot be conceding
they cannot be conceding	I cannot have conceded
you cannot have conceded
he cannot have conceded
we cannot have conceded
you cannot have conceded
they cannot have conceded	I cannot have been conceding
you cannot have been conceding
he cannot have been conceding
we cannot have been conceding
you cannot have been conceding
they cannot have been conceding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I concede?
can you concede?
can he concede?
can we concede?
can you concede?
can they concede? 	can I be conceding?
can you be conceding?
can he be conceding?
can we be conceding?
can you be conceding?
can they be conceding? 	can I have conceded?
can you have conceded?
can he have conceded?
can we have conceded?
can you have conceded?
can they have conceded? 	can I have been conceding?
can you have been conceding?
can he have been conceding?
can we have been conceding?
can you have been conceding?
can they have been conceding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not concede?
can you not concede?
can he not concede?
can we not concede?
can you not concede?
can they not concede? 	can I not be conceding?
can you not be conceding?
can he not be conceding?
can we not be conceding?
can you not be conceding?
can they not be conceding? 	can I not have conceded?
can you not have conceded?
can he not have conceded?
can we not have conceded?
can you not have conceded?
can they not have conceded? 	can I not have been conceding?
can you not have been conceding?
can he not have been conceding?
can we not have been conceding?
can you not have been conceding?
can they not have been conceding?