shall buckle
Verbo regular: buckle - buckled- buckled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall buckle
you shall buckle
he shall buckle
we shall buckle
you shall buckle
they shall buckle 	I shall be buckling
you shall be buckling
he shall be buckling
we shall be buckling
you shall be buckling
they shall be buckling	I shall have buckled
you shall have buckled
he shall have buckled
we shall have buckled
you shall have buckled
they shall have buckled	I shall have been buckling
you shall have been buckling
he shall have been buckling
we shall have been buckling
you shall have been buckling
they shall have been buckling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not buckle
you shall not buckle
he shall not buckle
we shall not buckle
you shall not buckle
they shall not buckle 	I shall not be buckling
you shall not be buckling
he shall not be buckling
we shall not be buckling
you shall not be buckling
they shall not be buckling	I shall not have buckled
you shall not have buckled
he shall not have buckled
we shall not have buckled
you shall not have buckled
they shall not have buckled	I shall not have been buckling
you shall not have been buckling
he shall not have been buckling
we shall not have been buckling
you shall not have been buckling
they shall not have been buckling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I buckle?
shall you buckle?
shall he buckle?
shall we buckle?
shall you buckle?
shall they buckle? 	shall I be buckling?
shall you be buckling?
shall he be buckling?
shall we be buckling?
shall you be buckling?
shall they be buckling? 	shall I have buckled?
shall you have buckled?
shall he have buckled?
shall we have buckled?
shall you have buckled?
shall they have buckled? 	shall I have been buckling?
shall you have been buckling?
shall he have been buckling?
shall we have been buckling?
shall you have been buckling?
shall they have been buckling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not buckle?
shall you not buckle?
shall he not buckle?
shall we not buckle?
shall you not buckle?
shall they not buckle? 	shall I not be buckling?
shall you not be buckling?
shall he not be buckling?
shall we not be buckling?
shall you not be buckling?
shall they not be buckling? 	shall I not have buckled?
shall you not have buckled?
shall he not have buckled?
shall we not have buckled?
shall you not have buckled?
shall they not have buckled? 	shall I not have been buckling?
shall you not have been buckling?
shall he not have been buckling?
shall we not have been buckling?
shall you not have been buckling?
shall they not have been buckling?