should window
Verbo regular: window - windowed- windowed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should window
you should window
he should window
we should window
you should window
they should window 	I should be windowing
you should be windowing
he should be windowing
we should be windowing
you should be windowing
they should be windowing	I should have windowed
you should have windowed
he should have windowed
we should have windowed
you should have windowed
they should have windowed	I should have been windowing
you should have been windowing
he should have been windowing
we should have been windowing
you should have been windowing
they should have been windowing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not window
you should not window
he should not window
we should not window
you should not window
they should not window 	I should not be windowing
you should not be windowing
he should not be windowing
we should not be windowing
you should not be windowing
they should not be windowing	I should not have windowed
you should not have windowed
he should not have windowed
we should not have windowed
you should not have windowed
they should not have windowed	I should not have been windowing
you should not have been windowing
he should not have been windowing
we should not have been windowing
you should not have been windowing
they should not have been windowing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I window?
should you window?
should he window?
should we window?
should you window?
should they window? 	should I be windowing?
should you be windowing?
should he be windowing?
should we be windowing?
should you be windowing?
should they be windowing? 	should I have windowed?
should you have windowed?
should he have windowed?
should we have windowed?
should you have windowed?
should they have windowed? 	should I have been windowing?
should you have been windowing?
should he have been windowing?
should we have been windowing?
should you have been windowing?
should they have been windowing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not window?
should you not window?
should he not window?
should we not window?
should you not window?
should they not window? 	should I not be windowing?
should you not be windowing?
should he not be windowing?
should we not be windowing?
should you not be windowing?
should they not be windowing? 	should I not have windowed?
should you not have windowed?
should he not have windowed?
should we not have windowed?
should you not have windowed?
should they not have windowed? 	should I not have been windowing?
should you not have been windowing?
should he not have been windowing?
should we not have been windowing?
should you not have been windowing?
should they not have been windowing?