could pluralise
Regular verb: pluralise - pluralised- pluralised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could pluralise
you could pluralise
she could pluralise
we could pluralise
you could pluralise
they could pluralise 	I could be pluralising
you could be pluralising
she could be pluralising
we could be pluralising
you could be pluralising
they could be pluralising	I could have pluralised
you could have pluralised
she could have pluralised
we could have pluralised
you could have pluralised
they could have pluralised	I could have been pluralising
you could have been pluralising
she could have been pluralising
we could have been pluralising
you could have been pluralising
they could have been pluralising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not pluralise
you could not pluralise
she could not pluralise
we could not pluralise
you could not pluralise
they could not pluralise 	I could not be pluralising
you could not be pluralising
she could not be pluralising
we could not be pluralising
you could not be pluralising
they could not be pluralising	I could not have pluralised
you could not have pluralised
she could not have pluralised
we could not have pluralised
you could not have pluralised
they could not have pluralised	I could not have been pluralising
you could not have been pluralising
she could not have been pluralising
we could not have been pluralising
you could not have been pluralising
they could not have been pluralising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I pluralise?
could you pluralise?
could she pluralise?
could we pluralise?
could you pluralise?
could they pluralise? 	could I be pluralising?
could you be pluralising?
could she be pluralising?
could we be pluralising?
could you be pluralising?
could they be pluralising? 	could I have pluralised?
could you have pluralised?
could she have pluralised?
could we have pluralised?
could you have pluralised?
could they have pluralised? 	could I have been pluralising?
could you have been pluralising?
could she have been pluralising?
could we have been pluralising?
could you have been pluralising?
could they have been pluralising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not pluralise?
could you not pluralise?
could she not pluralise?
could we not pluralise?
could you not pluralise?
could they not pluralise? 	could I not be pluralising?
could you not be pluralising?
could she not be pluralising?
could we not be pluralising?
could you not be pluralising?
could they not be pluralising? 	could I not have pluralised?
could you not have pluralised?
could she not have pluralised?
could we not have pluralised?
could you not have pluralised?
could they not have pluralised? 	could I not have been pluralising?
could you not have been pluralising?
could she not have been pluralising?
could we not have been pluralising?
could you not have been pluralising?
could they not have been pluralising?