should scan
Verbo regular: scan - scanned- scanned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should scan
you should scan
he should scan
we should scan
you should scan
they should scan 	I should be scanning
you should be scanning
he should be scanning
we should be scanning
you should be scanning
they should be scanning	I should have scanned
you should have scanned
he should have scanned
we should have scanned
you should have scanned
they should have scanned	I should have been scanning
you should have been scanning
he should have been scanning
we should have been scanning
you should have been scanning
they should have been scanning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not scan
you should not scan
he should not scan
we should not scan
you should not scan
they should not scan 	I should not be scanning
you should not be scanning
he should not be scanning
we should not be scanning
you should not be scanning
they should not be scanning	I should not have scanned
you should not have scanned
he should not have scanned
we should not have scanned
you should not have scanned
they should not have scanned	I should not have been scanning
you should not have been scanning
he should not have been scanning
we should not have been scanning
you should not have been scanning
they should not have been scanning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I scan?
should you scan?
should he scan?
should we scan?
should you scan?
should they scan? 	should I be scanning?
should you be scanning?
should he be scanning?
should we be scanning?
should you be scanning?
should they be scanning? 	should I have scanned?
should you have scanned?
should he have scanned?
should we have scanned?
should you have scanned?
should they have scanned? 	should I have been scanning?
should you have been scanning?
should he have been scanning?
should we have been scanning?
should you have been scanning?
should they have been scanning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not scan?
should you not scan?
should he not scan?
should we not scan?
should you not scan?
should they not scan? 	should I not be scanning?
should you not be scanning?
should he not be scanning?
should we not be scanning?
should you not be scanning?
should they not be scanning? 	should I not have scanned?
should you not have scanned?
should he not have scanned?
should we not have scanned?
should you not have scanned?
should they not have scanned? 	should I not have been scanning?
should you not have been scanning?
should he not have been scanning?
should we not have been scanning?
should you not have been scanning?
should they not have been scanning?