can woof
Verbo regular: woof - woofed- woofed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can woof
you can woof
he can woof
we can woof
you can woof
they can woof 	I can be woofing
you can be woofing
he can be woofing
we can be woofing
you can be woofing
they can be woofing	I can have woofed
you can have woofed
he can have woofed
we can have woofed
you can have woofed
they can have woofed	I can have been woofing
you can have been woofing
he can have been woofing
we can have been woofing
you can have been woofing
they can have been woofing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't woof
you can't woof
he can't woof
we can't woof
you can't woof
they can't woof 	I can't be woofing
you can't be woofing
he can't be woofing
we can't be woofing
you can't be woofing
they can't be woofing	I can't have woofed
you can't have woofed
he can't have woofed
we can't have woofed
you can't have woofed
they can't have woofed	I can't have been woofing
you can't have been woofing
he can't have been woofing
we can't have been woofing
you can't have been woofing
they can't have been woofing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I woof?
can you woof?
can he woof?
can we woof?
can you woof?
can they woof? 	can I be woofing?
can you be woofing?
can he be woofing?
can we be woofing?
can you be woofing?
can they be woofing? 	can I have woofed?
can you have woofed?
can he have woofed?
can we have woofed?
can you have woofed?
can they have woofed? 	can I have been woofing?
can you have been woofing?
can he have been woofing?
can we have been woofing?
can you have been woofing?
can they have been woofing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I woof?
can't you woof?
can't he woof?
can't we woof?
can't you woof?
can't they woof? 	can't I be woofing?
can't you be woofing?
can't he be woofing?
can't we be woofing?
can't you be woofing?
can't they be woofing? 	can't I have woofed?
can't you have woofed?
can't he have woofed?
can't we have woofed?
can't you have woofed?
can't they have woofed? 	can't I have been woofing?
can't you have been woofing?
can't he have been woofing?
can't we have been woofing?
can't you have been woofing?
can't they have been woofing?