should vary
Verbo regular: vary - varied- varied

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should vary
you should vary
he should vary
we should vary
you should vary
they should vary 	I should be varying
you should be varying
he should be varying
we should be varying
you should be varying
they should be varying	I should have varied
you should have varied
he should have varied
we should have varied
you should have varied
they should have varied	I should have been varying
you should have been varying
he should have been varying
we should have been varying
you should have been varying
they should have been varying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not vary
you should not vary
he should not vary
we should not vary
you should not vary
they should not vary 	I should not be varying
you should not be varying
he should not be varying
we should not be varying
you should not be varying
they should not be varying	I should not have varied
you should not have varied
he should not have varied
we should not have varied
you should not have varied
they should not have varied	I should not have been varying
you should not have been varying
he should not have been varying
we should not have been varying
you should not have been varying
they should not have been varying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I vary?
should you vary?
should he vary?
should we vary?
should you vary?
should they vary? 	should I be varying?
should you be varying?
should he be varying?
should we be varying?
should you be varying?
should they be varying? 	should I have varied?
should you have varied?
should he have varied?
should we have varied?
should you have varied?
should they have varied? 	should I have been varying?
should you have been varying?
should he have been varying?
should we have been varying?
should you have been varying?
should they have been varying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not vary?
should you not vary?
should he not vary?
should we not vary?
should you not vary?
should they not vary? 	should I not be varying?
should you not be varying?
should he not be varying?
should we not be varying?
should you not be varying?
should they not be varying? 	should I not have varied?
should you not have varied?
should he not have varied?
should we not have varied?
should you not have varied?
should they not have varied? 	should I not have been varying?
should you not have been varying?
should he not have been varying?
should we not have been varying?
should you not have been varying?
should they not have been varying?