can wail
Verbo regular: wail - wailed- wailed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can wail
you can wail
he can wail
we can wail
you can wail
they can wail 	I can be wailing
you can be wailing
he can be wailing
we can be wailing
you can be wailing
they can be wailing	I can have wailed
you can have wailed
he can have wailed
we can have wailed
you can have wailed
they can have wailed	I can have been wailing
you can have been wailing
he can have been wailing
we can have been wailing
you can have been wailing
they can have been wailing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot wail
you cannot wail
he cannot wail
we cannot wail
you cannot wail
they cannot wail 	I cannot be wailing
you cannot be wailing
he cannot be wailing
we cannot be wailing
you cannot be wailing
they cannot be wailing	I cannot have wailed
you cannot have wailed
he cannot have wailed
we cannot have wailed
you cannot have wailed
they cannot have wailed	I cannot have been wailing
you cannot have been wailing
he cannot have been wailing
we cannot have been wailing
you cannot have been wailing
they cannot have been wailing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I wail?
can you wail?
can he wail?
can we wail?
can you wail?
can they wail? 	can I be wailing?
can you be wailing?
can he be wailing?
can we be wailing?
can you be wailing?
can they be wailing? 	can I have wailed?
can you have wailed?
can he have wailed?
can we have wailed?
can you have wailed?
can they have wailed? 	can I have been wailing?
can you have been wailing?
can he have been wailing?
can we have been wailing?
can you have been wailing?
can they have been wailing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not wail?
can you not wail?
can he not wail?
can we not wail?
can you not wail?
can they not wail? 	can I not be wailing?
can you not be wailing?
can he not be wailing?
can we not be wailing?
can you not be wailing?
can they not be wailing? 	can I not have wailed?
can you not have wailed?
can he not have wailed?
can we not have wailed?
can you not have wailed?
can they not have wailed? 	can I not have been wailing?
can you not have been wailing?
can he not have been wailing?
can we not have been wailing?
can you not have been wailing?
can they not have been wailing?