should discover
Verbo regular: discover - discovered- discovered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should discover
you should discover
she should discover
we should discover
you should discover
they should discover 	I should be discovering
you should be discovering
she should be discovering
we should be discovering
you should be discovering
they should be discovering	I should have discovered
you should have discovered
she should have discovered
we should have discovered
you should have discovered
they should have discovered	I should have been discovering
you should have been discovering
she should have been discovering
we should have been discovering
you should have been discovering
they should have been discovering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not discover
you should not discover
she should not discover
we should not discover
you should not discover
they should not discover 	I should not be discovering
you should not be discovering
she should not be discovering
we should not be discovering
you should not be discovering
they should not be discovering	I should not have discovered
you should not have discovered
she should not have discovered
we should not have discovered
you should not have discovered
they should not have discovered	I should not have been discovering
you should not have been discovering
she should not have been discovering
we should not have been discovering
you should not have been discovering
they should not have been discovering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I discover?
should you discover?
should she discover?
should we discover?
should you discover?
should they discover? 	should I be discovering?
should you be discovering?
should she be discovering?
should we be discovering?
should you be discovering?
should they be discovering? 	should I have discovered?
should you have discovered?
should she have discovered?
should we have discovered?
should you have discovered?
should they have discovered? 	should I have been discovering?
should you have been discovering?
should she have been discovering?
should we have been discovering?
should you have been discovering?
should they have been discovering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not discover?
should you not discover?
should she not discover?
should we not discover?
should you not discover?
should they not discover? 	should I not be discovering?
should you not be discovering?
should she not be discovering?
should we not be discovering?
should you not be discovering?
should they not be discovering? 	should I not have discovered?
should you not have discovered?
should she not have discovered?
should we not have discovered?
should you not have discovered?
should they not have discovered? 	should I not have been discovering?
should you not have been discovering?
should she not have been discovering?
should we not have been discovering?
should you not have been discovering?
should they not have been discovering?