shall vary
Verbo regular: vary - varied- varied

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall vary
you shall vary
he shall vary
we shall vary
you shall vary
they shall vary 	I shall be varying
you shall be varying
he shall be varying
we shall be varying
you shall be varying
they shall be varying	I shall have varied
you shall have varied
he shall have varied
we shall have varied
you shall have varied
they shall have varied	I shall have been varying
you shall have been varying
he shall have been varying
we shall have been varying
you shall have been varying
they shall have been varying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not vary
you shall not vary
he shall not vary
we shall not vary
you shall not vary
they shall not vary 	I shall not be varying
you shall not be varying
he shall not be varying
we shall not be varying
you shall not be varying
they shall not be varying	I shall not have varied
you shall not have varied
he shall not have varied
we shall not have varied
you shall not have varied
they shall not have varied	I shall not have been varying
you shall not have been varying
he shall not have been varying
we shall not have been varying
you shall not have been varying
they shall not have been varying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I vary?
shall you vary?
shall he vary?
shall we vary?
shall you vary?
shall they vary? 	shall I be varying?
shall you be varying?
shall he be varying?
shall we be varying?
shall you be varying?
shall they be varying? 	shall I have varied?
shall you have varied?
shall he have varied?
shall we have varied?
shall you have varied?
shall they have varied? 	shall I have been varying?
shall you have been varying?
shall he have been varying?
shall we have been varying?
shall you have been varying?
shall they have been varying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not vary?
shall you not vary?
shall he not vary?
shall we not vary?
shall you not vary?
shall they not vary? 	shall I not be varying?
shall you not be varying?
shall he not be varying?
shall we not be varying?
shall you not be varying?
shall they not be varying? 	shall I not have varied?
shall you not have varied?
shall he not have varied?
shall we not have varied?
shall you not have varied?
shall they not have varied? 	shall I not have been varying?
shall you not have been varying?
shall he not have been varying?
shall we not have been varying?
shall you not have been varying?
shall they not have been varying?