should swab
Verbo regular: swab - swabed- swabed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should swab
you should swab
she should swab
we should swab
you should swab
they should swab 	I should be swabing
you should be swabing
she should be swabing
we should be swabing
you should be swabing
they should be swabing	I should have swabed
you should have swabed
she should have swabed
we should have swabed
you should have swabed
they should have swabed	I should have been swabing
you should have been swabing
she should have been swabing
we should have been swabing
you should have been swabing
they should have been swabing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not swab
you should not swab
she should not swab
we should not swab
you should not swab
they should not swab 	I should not be swabing
you should not be swabing
she should not be swabing
we should not be swabing
you should not be swabing
they should not be swabing	I should not have swabed
you should not have swabed
she should not have swabed
we should not have swabed
you should not have swabed
they should not have swabed	I should not have been swabing
you should not have been swabing
she should not have been swabing
we should not have been swabing
you should not have been swabing
they should not have been swabing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I swab?
should you swab?
should she swab?
should we swab?
should you swab?
should they swab? 	should I be swabing?
should you be swabing?
should she be swabing?
should we be swabing?
should you be swabing?
should they be swabing? 	should I have swabed?
should you have swabed?
should she have swabed?
should we have swabed?
should you have swabed?
should they have swabed? 	should I have been swabing?
should you have been swabing?
should she have been swabing?
should we have been swabing?
should you have been swabing?
should they have been swabing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not swab?
should you not swab?
should she not swab?
should we not swab?
should you not swab?
should they not swab? 	should I not be swabing?
should you not be swabing?
should she not be swabing?
should we not be swabing?
should you not be swabing?
should they not be swabing? 	should I not have swabed?
should you not have swabed?
should she not have swabed?
should we not have swabed?
should you not have swabed?
should they not have swabed? 	should I not have been swabing?
should you not have been swabing?
should she not have been swabing?
should we not have been swabing?
should you not have been swabing?
should they not have been swabing?