should headbutt
Verbo regular: headbutt - headbutted- headbutted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should headbutt
you should headbutt
he should headbutt
we should headbutt
you should headbutt
they should headbutt 	I should be headbutting
you should be headbutting
he should be headbutting
we should be headbutting
you should be headbutting
they should be headbutting	I should have headbutted
you should have headbutted
he should have headbutted
we should have headbutted
you should have headbutted
they should have headbutted	I should have been headbutting
you should have been headbutting
he should have been headbutting
we should have been headbutting
you should have been headbutting
they should have been headbutting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not headbutt
you should not headbutt
he should not headbutt
we should not headbutt
you should not headbutt
they should not headbutt 	I should not be headbutting
you should not be headbutting
he should not be headbutting
we should not be headbutting
you should not be headbutting
they should not be headbutting	I should not have headbutted
you should not have headbutted
he should not have headbutted
we should not have headbutted
you should not have headbutted
they should not have headbutted	I should not have been headbutting
you should not have been headbutting
he should not have been headbutting
we should not have been headbutting
you should not have been headbutting
they should not have been headbutting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I headbutt?
should you headbutt?
should he headbutt?
should we headbutt?
should you headbutt?
should they headbutt? 	should I be headbutting?
should you be headbutting?
should he be headbutting?
should we be headbutting?
should you be headbutting?
should they be headbutting? 	should I have headbutted?
should you have headbutted?
should he have headbutted?
should we have headbutted?
should you have headbutted?
should they have headbutted? 	should I have been headbutting?
should you have been headbutting?
should he have been headbutting?
should we have been headbutting?
should you have been headbutting?
should they have been headbutting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not headbutt?
should you not headbutt?
should he not headbutt?
should we not headbutt?
should you not headbutt?
should they not headbutt? 	should I not be headbutting?
should you not be headbutting?
should he not be headbutting?
should we not be headbutting?
should you not be headbutting?
should they not be headbutting? 	should I not have headbutted?
should you not have headbutted?
should he not have headbutted?
should we not have headbutted?
should you not have headbutted?
should they not have headbutted? 	should I not have been headbutting?
should you not have been headbutting?
should he not have been headbutting?
should we not have been headbutting?
should you not have been headbutting?
should they not have been headbutting?