could characterise
Verbo regular: characterise - characterised- characterised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could characterise
you could characterise
she could characterise
we could characterise
you could characterise
they could characterise 	I could be characterising
you could be characterising
she could be characterising
we could be characterising
you could be characterising
they could be characterising	I could have characterised
you could have characterised
she could have characterised
we could have characterised
you could have characterised
they could have characterised	I could have been characterising
you could have been characterising
she could have been characterising
we could have been characterising
you could have been characterising
they could have been characterising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not characterise
you could not characterise
she could not characterise
we could not characterise
you could not characterise
they could not characterise 	I could not be characterising
you could not be characterising
she could not be characterising
we could not be characterising
you could not be characterising
they could not be characterising	I could not have characterised
you could not have characterised
she could not have characterised
we could not have characterised
you could not have characterised
they could not have characterised	I could not have been characterising
you could not have been characterising
she could not have been characterising
we could not have been characterising
you could not have been characterising
they could not have been characterising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I characterise?
could you characterise?
could she characterise?
could we characterise?
could you characterise?
could they characterise? 	could I be characterising?
could you be characterising?
could she be characterising?
could we be characterising?
could you be characterising?
could they be characterising? 	could I have characterised?
could you have characterised?
could she have characterised?
could we have characterised?
could you have characterised?
could they have characterised? 	could I have been characterising?
could you have been characterising?
could she have been characterising?
could we have been characterising?
could you have been characterising?
could they have been characterising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not characterise?
could you not characterise?
could she not characterise?
could we not characterise?
could you not characterise?
could they not characterise? 	could I not be characterising?
could you not be characterising?
could she not be characterising?
could we not be characterising?
could you not be characterising?
could they not be characterising? 	could I not have characterised?
could you not have characterised?
could she not have characterised?
could we not have characterised?
could you not have characterised?
could they not have characterised? 	could I not have been characterising?
could you not have been characterising?
could she not have been characterising?
could we not have been characterising?
could you not have been characterising?
could they not have been characterising?