should proposition
Verbo regular: proposition - propositioned- propositioned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should proposition
you should proposition
she should proposition
we should proposition
you should proposition
they should proposition 	I should be propositioning
you should be propositioning
she should be propositioning
we should be propositioning
you should be propositioning
they should be propositioning	I should have propositioned
you should have propositioned
she should have propositioned
we should have propositioned
you should have propositioned
they should have propositioned	I should have been propositioning
you should have been propositioning
she should have been propositioning
we should have been propositioning
you should have been propositioning
they should have been propositioning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not proposition
you should not proposition
she should not proposition
we should not proposition
you should not proposition
they should not proposition 	I should not be propositioning
you should not be propositioning
she should not be propositioning
we should not be propositioning
you should not be propositioning
they should not be propositioning	I should not have propositioned
you should not have propositioned
she should not have propositioned
we should not have propositioned
you should not have propositioned
they should not have propositioned	I should not have been propositioning
you should not have been propositioning
she should not have been propositioning
we should not have been propositioning
you should not have been propositioning
they should not have been propositioning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I proposition?
should you proposition?
should she proposition?
should we proposition?
should you proposition?
should they proposition? 	should I be propositioning?
should you be propositioning?
should she be propositioning?
should we be propositioning?
should you be propositioning?
should they be propositioning? 	should I have propositioned?
should you have propositioned?
should she have propositioned?
should we have propositioned?
should you have propositioned?
should they have propositioned? 	should I have been propositioning?
should you have been propositioning?
should she have been propositioning?
should we have been propositioning?
should you have been propositioning?
should they have been propositioning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not proposition?
should you not proposition?
should she not proposition?
should we not proposition?
should you not proposition?
should they not proposition? 	should I not be propositioning?
should you not be propositioning?
should she not be propositioning?
should we not be propositioning?
should you not be propositioning?
should they not be propositioning? 	should I not have propositioned?
should you not have propositioned?
should she not have propositioned?
should we not have propositioned?
should you not have propositioned?
should they not have propositioned? 	should I not have been propositioning?
should you not have been propositioning?
should she not have been propositioning?
should we not have been propositioning?
should you not have been propositioning?
should they not have been propositioning?