shall stifle
Verbo regular: stifle - stifled- stifled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall stifle
you shall stifle
he shall stifle
we shall stifle
you shall stifle
they shall stifle 	I shall be stifling
you shall be stifling
he shall be stifling
we shall be stifling
you shall be stifling
they shall be stifling	I shall have stifled
you shall have stifled
he shall have stifled
we shall have stifled
you shall have stifled
they shall have stifled	I shall have been stifling
you shall have been stifling
he shall have been stifling
we shall have been stifling
you shall have been stifling
they shall have been stifling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not stifle
you shall not stifle
he shall not stifle
we shall not stifle
you shall not stifle
they shall not stifle 	I shall not be stifling
you shall not be stifling
he shall not be stifling
we shall not be stifling
you shall not be stifling
they shall not be stifling	I shall not have stifled
you shall not have stifled
he shall not have stifled
we shall not have stifled
you shall not have stifled
they shall not have stifled	I shall not have been stifling
you shall not have been stifling
he shall not have been stifling
we shall not have been stifling
you shall not have been stifling
they shall not have been stifling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I stifle?
shall you stifle?
shall he stifle?
shall we stifle?
shall you stifle?
shall they stifle? 	shall I be stifling?
shall you be stifling?
shall he be stifling?
shall we be stifling?
shall you be stifling?
shall they be stifling? 	shall I have stifled?
shall you have stifled?
shall he have stifled?
shall we have stifled?
shall you have stifled?
shall they have stifled? 	shall I have been stifling?
shall you have been stifling?
shall he have been stifling?
shall we have been stifling?
shall you have been stifling?
shall they have been stifling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not stifle?
shall you not stifle?
shall he not stifle?
shall we not stifle?
shall you not stifle?
shall they not stifle? 	shall I not be stifling?
shall you not be stifling?
shall he not be stifling?
shall we not be stifling?
shall you not be stifling?
shall they not be stifling? 	shall I not have stifled?
shall you not have stifled?
shall he not have stifled?
shall we not have stifled?
shall you not have stifled?
shall they not have stifled? 	shall I not have been stifling?
shall you not have been stifling?
shall he not have been stifling?
shall we not have been stifling?
shall you not have been stifling?
shall they not have been stifling?