shall precheck
Verbo regular: precheck - prechecked- prechecked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'll precheck
you'll precheck
he'll precheck
we'll precheck
you'll precheck
they'll precheck 	I'll be prechecking
you'll be prechecking
he'll be prechecking
we'll be prechecking
you'll be prechecking
they'll be prechecking	I'll have prechecked
you'll have prechecked
he'll have prechecked
we'll have prechecked
you'll have prechecked
they'll have prechecked	I'll have been prechecking
you'll have been prechecking
he'll have been prechecking
we'll have been prechecking
you'll have been prechecking
they'll have been prechecking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shan't precheck
you shan't precheck
he shan't precheck
we shan't precheck
you shan't precheck
they shan't precheck 	I shan't be prechecking
you shan't be prechecking
he shan't be prechecking
we shan't be prechecking
you shan't be prechecking
they shan't be prechecking	I shan't have prechecked
you shan't have prechecked
he shan't have prechecked
we shan't have prechecked
you shan't have prechecked
they shan't have prechecked	I shan't have been prechecking
you shan't have been prechecking
he shan't have been prechecking
we shan't have been prechecking
you shan't have been prechecking
they shan't have been prechecking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I precheck?
shall you precheck?
shall he precheck?
shall we precheck?
shall you precheck?
shall they precheck? 	shall I be prechecking?
shall you be prechecking?
shall he be prechecking?
shall we be prechecking?
shall you be prechecking?
shall they be prechecking? 	shall I have prechecked?
shall you have prechecked?
shall he have prechecked?
shall we have prechecked?
shall you have prechecked?
shall they have prechecked? 	shall I have been prechecking?
shall you have been prechecking?
shall he have been prechecking?
shall we have been prechecking?
shall you have been prechecking?
shall they have been prechecking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shan't I precheck?
shan't you precheck?
shan't he precheck?
shan't we precheck?
shan't you precheck?
shan't they precheck? 	shan't I be prechecking?
shan't you be prechecking?
shan't he be prechecking?
shan't we be prechecking?
shan't you be prechecking?
shan't they be prechecking? 	shan't I have prechecked?
shan't you have prechecked?
shan't he have prechecked?
shan't we have prechecked?
shan't you have prechecked?
shan't they have prechecked? 	shan't I have been prechecking?
shan't you have been prechecking?
shan't he have been prechecking?
shan't we have been prechecking?
shan't you have been prechecking?
shan't they have been prechecking?