shall screak
Verbo regular: screak - screaked- screaked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall screak
you shall screak
he shall screak
we shall screak
you shall screak
they shall screak 	I shall be screaking
you shall be screaking
he shall be screaking
we shall be screaking
you shall be screaking
they shall be screaking	I shall have screaked
you shall have screaked
he shall have screaked
we shall have screaked
you shall have screaked
they shall have screaked	I shall have been screaking
you shall have been screaking
he shall have been screaking
we shall have been screaking
you shall have been screaking
they shall have been screaking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not screak
you shall not screak
he shall not screak
we shall not screak
you shall not screak
they shall not screak 	I shall not be screaking
you shall not be screaking
he shall not be screaking
we shall not be screaking
you shall not be screaking
they shall not be screaking	I shall not have screaked
you shall not have screaked
he shall not have screaked
we shall not have screaked
you shall not have screaked
they shall not have screaked	I shall not have been screaking
you shall not have been screaking
he shall not have been screaking
we shall not have been screaking
you shall not have been screaking
they shall not have been screaking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I screak?
shall you screak?
shall he screak?
shall we screak?
shall you screak?
shall they screak? 	shall I be screaking?
shall you be screaking?
shall he be screaking?
shall we be screaking?
shall you be screaking?
shall they be screaking? 	shall I have screaked?
shall you have screaked?
shall he have screaked?
shall we have screaked?
shall you have screaked?
shall they have screaked? 	shall I have been screaking?
shall you have been screaking?
shall he have been screaking?
shall we have been screaking?
shall you have been screaking?
shall they have been screaking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not screak?
shall you not screak?
shall he not screak?
shall we not screak?
shall you not screak?
shall they not screak? 	shall I not be screaking?
shall you not be screaking?
shall he not be screaking?
shall we not be screaking?
shall you not be screaking?
shall they not be screaking? 	shall I not have screaked?
shall you not have screaked?
shall he not have screaked?
shall we not have screaked?
shall you not have screaked?
shall they not have screaked? 	shall I not have been screaking?
shall you not have been screaking?
shall he not have been screaking?
shall we not have been screaking?
shall you not have been screaking?
shall they not have been screaking?