shall preboil
Verbo regular: preboil - preboiled- preboiled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall preboil
you shall preboil
he shall preboil
we shall preboil
you shall preboil
they shall preboil 	I shall be preboiling
you shall be preboiling
he shall be preboiling
we shall be preboiling
you shall be preboiling
they shall be preboiling	I shall have preboiled
you shall have preboiled
he shall have preboiled
we shall have preboiled
you shall have preboiled
they shall have preboiled	I shall have been preboiling
you shall have been preboiling
he shall have been preboiling
we shall have been preboiling
you shall have been preboiling
they shall have been preboiling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not preboil
you shall not preboil
he shall not preboil
we shall not preboil
you shall not preboil
they shall not preboil 	I shall not be preboiling
you shall not be preboiling
he shall not be preboiling
we shall not be preboiling
you shall not be preboiling
they shall not be preboiling	I shall not have preboiled
you shall not have preboiled
he shall not have preboiled
we shall not have preboiled
you shall not have preboiled
they shall not have preboiled	I shall not have been preboiling
you shall not have been preboiling
he shall not have been preboiling
we shall not have been preboiling
you shall not have been preboiling
they shall not have been preboiling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I preboil?
shall you preboil?
shall he preboil?
shall we preboil?
shall you preboil?
shall they preboil? 	shall I be preboiling?
shall you be preboiling?
shall he be preboiling?
shall we be preboiling?
shall you be preboiling?
shall they be preboiling? 	shall I have preboiled?
shall you have preboiled?
shall he have preboiled?
shall we have preboiled?
shall you have preboiled?
shall they have preboiled? 	shall I have been preboiling?
shall you have been preboiling?
shall he have been preboiling?
shall we have been preboiling?
shall you have been preboiling?
shall they have been preboiling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not preboil?
shall you not preboil?
shall he not preboil?
shall we not preboil?
shall you not preboil?
shall they not preboil? 	shall I not be preboiling?
shall you not be preboiling?
shall he not be preboiling?
shall we not be preboiling?
shall you not be preboiling?
shall they not be preboiling? 	shall I not have preboiled?
shall you not have preboiled?
shall he not have preboiled?
shall we not have preboiled?
shall you not have preboiled?
shall they not have preboiled? 	shall I not have been preboiling?
shall you not have been preboiling?
shall he not have been preboiling?
shall we not have been preboiling?
shall you not have been preboiling?
shall they not have been preboiling?