shall underachieve
Verbo regular: underachieve - underachieved- underachieved

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall underachieve
you shall underachieve
he shall underachieve
we shall underachieve
you shall underachieve
they shall underachieve 	I shall be underachieving
you shall be underachieving
he shall be underachieving
we shall be underachieving
you shall be underachieving
they shall be underachieving	I shall have underachieved
you shall have underachieved
he shall have underachieved
we shall have underachieved
you shall have underachieved
they shall have underachieved	I shall have been underachieving
you shall have been underachieving
he shall have been underachieving
we shall have been underachieving
you shall have been underachieving
they shall have been underachieving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not underachieve
you shall not underachieve
he shall not underachieve
we shall not underachieve
you shall not underachieve
they shall not underachieve 	I shall not be underachieving
you shall not be underachieving
he shall not be underachieving
we shall not be underachieving
you shall not be underachieving
they shall not be underachieving	I shall not have underachieved
you shall not have underachieved
he shall not have underachieved
we shall not have underachieved
you shall not have underachieved
they shall not have underachieved	I shall not have been underachieving
you shall not have been underachieving
he shall not have been underachieving
we shall not have been underachieving
you shall not have been underachieving
they shall not have been underachieving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I underachieve?
shall you underachieve?
shall he underachieve?
shall we underachieve?
shall you underachieve?
shall they underachieve? 	shall I be underachieving?
shall you be underachieving?
shall he be underachieving?
shall we be underachieving?
shall you be underachieving?
shall they be underachieving? 	shall I have underachieved?
shall you have underachieved?
shall he have underachieved?
shall we have underachieved?
shall you have underachieved?
shall they have underachieved? 	shall I have been underachieving?
shall you have been underachieving?
shall he have been underachieving?
shall we have been underachieving?
shall you have been underachieving?
shall they have been underachieving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not underachieve?
shall you not underachieve?
shall he not underachieve?
shall we not underachieve?
shall you not underachieve?
shall they not underachieve? 	shall I not be underachieving?
shall you not be underachieving?
shall he not be underachieving?
shall we not be underachieving?
shall you not be underachieving?
shall they not be underachieving? 	shall I not have underachieved?
shall you not have underachieved?
shall he not have underachieved?
shall we not have underachieved?
shall you not have underachieved?
shall they not have underachieved? 	shall I not have been underachieving?
shall you not have been underachieving?
shall he not have been underachieving?
shall we not have been underachieving?
shall you not have been underachieving?
shall they not have been underachieving?