can ace
Verbo regular: ace - aced- aced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can ace
you can ace
he can ace
we can ace
you can ace
they can ace 	I can be acing
you can be acing
he can be acing
we can be acing
you can be acing
they can be acing	I can have aced
you can have aced
he can have aced
we can have aced
you can have aced
they can have aced	I can have been acing
you can have been acing
he can have been acing
we can have been acing
you can have been acing
they can have been acing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot ace
you cannot ace
he cannot ace
we cannot ace
you cannot ace
they cannot ace 	I cannot be acing
you cannot be acing
he cannot be acing
we cannot be acing
you cannot be acing
they cannot be acing	I cannot have aced
you cannot have aced
he cannot have aced
we cannot have aced
you cannot have aced
they cannot have aced	I cannot have been acing
you cannot have been acing
he cannot have been acing
we cannot have been acing
you cannot have been acing
they cannot have been acing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I ace?
can you ace?
can he ace?
can we ace?
can you ace?
can they ace? 	can I be acing?
can you be acing?
can he be acing?
can we be acing?
can you be acing?
can they be acing? 	can I have aced?
can you have aced?
can he have aced?
can we have aced?
can you have aced?
can they have aced? 	can I have been acing?
can you have been acing?
can he have been acing?
can we have been acing?
can you have been acing?
can they have been acing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not ace?
can you not ace?
can he not ace?
can we not ace?
can you not ace?
can they not ace? 	can I not be acing?
can you not be acing?
can he not be acing?
can we not be acing?
can you not be acing?
can they not be acing? 	can I not have aced?
can you not have aced?
can he not have aced?
can we not have aced?
can you not have aced?
can they not have aced? 	can I not have been acing?
can you not have been acing?
can he not have been acing?
can we not have been acing?
can you not have been acing?
can they not have been acing?