can burn
Verbo regular: burn - burned- burned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can burn
you can burn
he can burn
we can burn
you can burn
they can burn 	I can be burning
you can be burning
he can be burning
we can be burning
you can be burning
they can be burning	I can have burned
you can have burned
he can have burned
we can have burned
you can have burned
they can have burned	I can have been burning
you can have been burning
he can have been burning
we can have been burning
you can have been burning
they can have been burning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't burn
you can't burn
he can't burn
we can't burn
you can't burn
they can't burn 	I can't be burning
you can't be burning
he can't be burning
we can't be burning
you can't be burning
they can't be burning	I can't have burned
you can't have burned
he can't have burned
we can't have burned
you can't have burned
they can't have burned	I can't have been burning
you can't have been burning
he can't have been burning
we can't have been burning
you can't have been burning
they can't have been burning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I burn?
can you burn?
can he burn?
can we burn?
can you burn?
can they burn? 	can I be burning?
can you be burning?
can he be burning?
can we be burning?
can you be burning?
can they be burning? 	can I have burned?
can you have burned?
can he have burned?
can we have burned?
can you have burned?
can they have burned? 	can I have been burning?
can you have been burning?
can he have been burning?
can we have been burning?
can you have been burning?
can they have been burning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I burn?
can't you burn?
can't he burn?
can't we burn?
can't you burn?
can't they burn? 	can't I be burning?
can't you be burning?
can't he be burning?
can't we be burning?
can't you be burning?
can't they be burning? 	can't I have burned?
can't you have burned?
can't he have burned?
can't we have burned?
can't you have burned?
can't they have burned? 	can't I have been burning?
can't you have been burning?
can't he have been burning?
can't we have been burning?
can't you have been burning?
can't they have been burning?