should preobtain
Verbo regular: preobtain - preobtained- preobtained

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should preobtain
you should preobtain
he should preobtain
we should preobtain
you should preobtain
they should preobtain 	I should be preobtaining
you should be preobtaining
he should be preobtaining
we should be preobtaining
you should be preobtaining
they should be preobtaining	I should have preobtained
you should have preobtained
he should have preobtained
we should have preobtained
you should have preobtained
they should have preobtained	I should have been preobtaining
you should have been preobtaining
he should have been preobtaining
we should have been preobtaining
you should have been preobtaining
they should have been preobtaining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not preobtain
you should not preobtain
he should not preobtain
we should not preobtain
you should not preobtain
they should not preobtain 	I should not be preobtaining
you should not be preobtaining
he should not be preobtaining
we should not be preobtaining
you should not be preobtaining
they should not be preobtaining	I should not have preobtained
you should not have preobtained
he should not have preobtained
we should not have preobtained
you should not have preobtained
they should not have preobtained	I should not have been preobtaining
you should not have been preobtaining
he should not have been preobtaining
we should not have been preobtaining
you should not have been preobtaining
they should not have been preobtaining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I preobtain?
should you preobtain?
should he preobtain?
should we preobtain?
should you preobtain?
should they preobtain? 	should I be preobtaining?
should you be preobtaining?
should he be preobtaining?
should we be preobtaining?
should you be preobtaining?
should they be preobtaining? 	should I have preobtained?
should you have preobtained?
should he have preobtained?
should we have preobtained?
should you have preobtained?
should they have preobtained? 	should I have been preobtaining?
should you have been preobtaining?
should he have been preobtaining?
should we have been preobtaining?
should you have been preobtaining?
should they have been preobtaining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not preobtain?
should you not preobtain?
should he not preobtain?
should we not preobtain?
should you not preobtain?
should they not preobtain? 	should I not be preobtaining?
should you not be preobtaining?
should he not be preobtaining?
should we not be preobtaining?
should you not be preobtaining?
should they not be preobtaining? 	should I not have preobtained?
should you not have preobtained?
should he not have preobtained?
should we not have preobtained?
should you not have preobtained?
should they not have preobtained? 	should I not have been preobtaining?
should you not have been preobtaining?
should he not have been preobtaining?
should we not have been preobtaining?
should you not have been preobtaining?
should they not have been preobtaining?