could decoct
Verbo regular: decoct - decocted- decocted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could decoct
you could decoct
he could decoct
we could decoct
you could decoct
they could decoct 	I could be decocting
you could be decocting
he could be decocting
we could be decocting
you could be decocting
they could be decocting	I could have decocted
you could have decocted
he could have decocted
we could have decocted
you could have decocted
they could have decocted	I could have been decocting
you could have been decocting
he could have been decocting
we could have been decocting
you could have been decocting
they could have been decocting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not decoct
you could not decoct
he could not decoct
we could not decoct
you could not decoct
they could not decoct 	I could not be decocting
you could not be decocting
he could not be decocting
we could not be decocting
you could not be decocting
they could not be decocting	I could not have decocted
you could not have decocted
he could not have decocted
we could not have decocted
you could not have decocted
they could not have decocted	I could not have been decocting
you could not have been decocting
he could not have been decocting
we could not have been decocting
you could not have been decocting
they could not have been decocting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I decoct?
could you decoct?
could he decoct?
could we decoct?
could you decoct?
could they decoct? 	could I be decocting?
could you be decocting?
could he be decocting?
could we be decocting?
could you be decocting?
could they be decocting? 	could I have decocted?
could you have decocted?
could he have decocted?
could we have decocted?
could you have decocted?
could they have decocted? 	could I have been decocting?
could you have been decocting?
could he have been decocting?
could we have been decocting?
could you have been decocting?
could they have been decocting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not decoct?
could you not decoct?
could he not decoct?
could we not decoct?
could you not decoct?
could they not decoct? 	could I not be decocting?
could you not be decocting?
could he not be decocting?
could we not be decocting?
could you not be decocting?
could they not be decocting? 	could I not have decocted?
could you not have decocted?
could he not have decocted?
could we not have decocted?
could you not have decocted?
could they not have decocted? 	could I not have been decocting?
could you not have been decocting?
could he not have been decocting?
could we not have been decocting?
could you not have been decocting?
could they not have been decocting?