should estimate
Verbo regular: estimate - estimated- estimated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should estimate
you should estimate
she should estimate
we should estimate
you should estimate
they should estimate 	I should be estimating
you should be estimating
she should be estimating
we should be estimating
you should be estimating
they should be estimating	I should have estimated
you should have estimated
she should have estimated
we should have estimated
you should have estimated
they should have estimated	I should have been estimating
you should have been estimating
she should have been estimating
we should have been estimating
you should have been estimating
they should have been estimating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not estimate
you should not estimate
she should not estimate
we should not estimate
you should not estimate
they should not estimate 	I should not be estimating
you should not be estimating
she should not be estimating
we should not be estimating
you should not be estimating
they should not be estimating	I should not have estimated
you should not have estimated
she should not have estimated
we should not have estimated
you should not have estimated
they should not have estimated	I should not have been estimating
you should not have been estimating
she should not have been estimating
we should not have been estimating
you should not have been estimating
they should not have been estimating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I estimate?
should you estimate?
should she estimate?
should we estimate?
should you estimate?
should they estimate? 	should I be estimating?
should you be estimating?
should she be estimating?
should we be estimating?
should you be estimating?
should they be estimating? 	should I have estimated?
should you have estimated?
should she have estimated?
should we have estimated?
should you have estimated?
should they have estimated? 	should I have been estimating?
should you have been estimating?
should she have been estimating?
should we have been estimating?
should you have been estimating?
should they have been estimating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not estimate?
should you not estimate?
should she not estimate?
should we not estimate?
should you not estimate?
should they not estimate? 	should I not be estimating?
should you not be estimating?
should she not be estimating?
should we not be estimating?
should you not be estimating?
should they not be estimating? 	should I not have estimated?
should you not have estimated?
should she not have estimated?
should we not have estimated?
should you not have estimated?
should they not have estimated? 	should I not have been estimating?
should you not have been estimating?
should she not have been estimating?
should we not have been estimating?
should you not have been estimating?
should they not have been estimating?