could parenthesise
Verbe régulier : parenthesise - parenthesised- parenthesised

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could parenthesise
you could parenthesise
she could parenthesise
we could parenthesise
you could parenthesise
they could parenthesise 	I could be parenthesising
you could be parenthesising
she could be parenthesising
we could be parenthesising
you could be parenthesising
they could be parenthesising	I could have parenthesised
you could have parenthesised
she 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
she could have been parenthesising
we could have been parenthesising
you could have been parenthesising
they could have been parenthesising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't parenthesise
you couldn't parenthesise
she 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
she 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
she 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
she couldn't have been parenthesising
we couldn't have been parenthesising
you couldn't have been parenthesising
they couldn't have been parenthesising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I parenthesise?
could you parenthesise?
could she parenthesise?
could we parenthesise?
could you parenthesise?
could they parenthesise? 	could I be parenthesising?
could you be parenthesising?
could she be parenthesising?
could we be parenthesising?
could you be parenthesising?
could they be parenthesising? 	could I have parenthesised?
could you have parenthesised?
could she 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 she have been parenthesising?
could we have been parenthesising?
could you have been parenthesising?
could they have been parenthesising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I parenthesise?
couldn't you parenthesise?
couldn't she 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 she 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 she 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 she have been parenthesising?
couldn't we have been parenthesising?
couldn't you have been parenthesising?
couldn't they have been parenthesising?