could parenthesise
Verbo regular: parenthesise - parenthesised- parenthesised

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could parenthesise
you could parenthesise
he could parenthesise
we could parenthesise
you could parenthesise
they could parenthesise 	I could be parenthesising
you could be parenthesising
he could be parenthesising
we could be parenthesising
you could be parenthesising
they could be parenthesising	I could have parenthesised
you could have parenthesised
he could have parenthesised
we could have parenthesised
you could have parenthesised
they could have parenthesised	I could have been parenthesising
you could have been parenthesising
he could have been parenthesising
we could have been parenthesising
you could have been parenthesising
they could have been parenthesising	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't parenthesise
you couldn't parenthesise
he couldn't parenthesise
we couldn't parenthesise
you couldn't parenthesise
they couldn't parenthesise 	I couldn't be parenthesising
you couldn't be parenthesising
he couldn't be parenthesising
we couldn't be parenthesising
you couldn't be parenthesising
they couldn't be parenthesising	I couldn't have parenthesised
you couldn't have parenthesised
he couldn't have parenthesised
we couldn't have parenthesised
you couldn't have parenthesised
they couldn't have parenthesised	I couldn't have been parenthesising
you couldn't have been parenthesising
he couldn't have been parenthesising
we couldn't have been parenthesising
you couldn't have been parenthesising
they couldn't have been parenthesising	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I parenthesise?
could you parenthesise?
could he parenthesise?
could we parenthesise?
could you parenthesise?
could they parenthesise? 	could I be parenthesising?
could you be parenthesising?
could he be parenthesising?
could we be parenthesising?
could you be parenthesising?
could they be parenthesising? 	could I have parenthesised?
could you have parenthesised?
could he have parenthesised?
could we have parenthesised?
could you have parenthesised?
could they have parenthesised? 	could I have been parenthesising?
could you have been parenthesising?
could he have been parenthesising?
could we have been parenthesising?
could you have been parenthesising?
could they have been parenthesising? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I parenthesise?
couldn't you parenthesise?
couldn't he parenthesise?
couldn't we parenthesise?
couldn't you parenthesise?
couldn't they parenthesise? 	couldn't I be parenthesising?
couldn't you be parenthesising?
couldn't he be parenthesising?
couldn't we be parenthesising?
couldn't you be parenthesising?
couldn't they be parenthesising? 	couldn't I have parenthesised?
couldn't you have parenthesised?
couldn't he have parenthesised?
couldn't we have parenthesised?
couldn't you have parenthesised?
couldn't they have parenthesised? 	couldn't I have been parenthesising?
couldn't you have been parenthesising?
couldn't he have been parenthesising?
couldn't we have been parenthesising?
couldn't you have been parenthesising?
couldn't they have been parenthesising?