should alternate
Verbo regular: alternate - alternated- alternated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should alternate
you should alternate
he should alternate
we should alternate
you should alternate
they should alternate 	I should be alternating
you should be alternating
he should be alternating
we should be alternating
you should be alternating
they should be alternating	I should have alternated
you should have alternated
he should have alternated
we should have alternated
you should have alternated
they should have alternated	I should have been alternating
you should have been alternating
he should have been alternating
we should have been alternating
you should have been alternating
they should have been alternating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not alternate
you should not alternate
he should not alternate
we should not alternate
you should not alternate
they should not alternate 	I should not be alternating
you should not be alternating
he should not be alternating
we should not be alternating
you should not be alternating
they should not be alternating	I should not have alternated
you should not have alternated
he should not have alternated
we should not have alternated
you should not have alternated
they should not have alternated	I should not have been alternating
you should not have been alternating
he should not have been alternating
we should not have been alternating
you should not have been alternating
they should not have been alternating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I alternate?
should you alternate?
should he alternate?
should we alternate?
should you alternate?
should they alternate? 	should I be alternating?
should you be alternating?
should he be alternating?
should we be alternating?
should you be alternating?
should they be alternating? 	should I have alternated?
should you have alternated?
should he have alternated?
should we have alternated?
should you have alternated?
should they have alternated? 	should I have been alternating?
should you have been alternating?
should he have been alternating?
should we have been alternating?
should you have been alternating?
should they have been alternating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not alternate?
should you not alternate?
should he not alternate?
should we not alternate?
should you not alternate?
should they not alternate? 	should I not be alternating?
should you not be alternating?
should he not be alternating?
should we not be alternating?
should you not be alternating?
should they not be alternating? 	should I not have alternated?
should you not have alternated?
should he not have alternated?
should we not have alternated?
should you not have alternated?
should they not have alternated? 	should I not have been alternating?
should you not have been alternating?
should he not have been alternating?
should we not have been alternating?
should you not have been alternating?
should they not have been alternating?