could preexist
Verbe régulier : preexist - preexisted- preexisted
Traduction française : préexister à 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could preexist
you could preexist
she could preexist
we could preexist
you could preexist
they could preexist 	I could be preexisting
you could be preexisting
she could be preexisting
we could be preexisting
you could be preexisting
they could be preexisting	I could have preexisted
you could have preexisted
she could have preexisted
we could have preexisted
you could have preexisted
they could have preexisted	I could have been preexisting
you could have been preexisting
she could have been preexisting
we could have been preexisting
you could have been preexisting
they could have been preexisting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't preexist
you couldn't preexist
she couldn't preexist
we couldn't preexist
you couldn't preexist
they couldn't preexist 	I couldn't be preexisting
you couldn't be preexisting
she couldn't be preexisting
we couldn't be preexisting
you couldn't be preexisting
they couldn't be preexisting	I couldn't have preexisted
you couldn't have preexisted
she couldn't have preexisted
we couldn't have preexisted
you couldn't have preexisted
they couldn't have preexisted	I couldn't have been preexisting
you couldn't have been preexisting
she couldn't have been preexisting
we couldn't have been preexisting
you couldn't have been preexisting
they couldn't have been preexisting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I preexist?
could you preexist?
could she preexist?
could we preexist?
could you preexist?
could they preexist? 	could I be preexisting?
could you be preexisting?
could she be preexisting?
could we be preexisting?
could you be preexisting?
could they be preexisting? 	could I have preexisted?
could you have preexisted?
could she have preexisted?
could we have preexisted?
could you have preexisted?
could they have preexisted? 	could I have been preexisting?
could you have been preexisting?
could she have been preexisting?
could we have been preexisting?
could you have been preexisting?
could they have been preexisting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I preexist?
couldn't you preexist?
couldn't she preexist?
couldn't we preexist?
couldn't you preexist?
couldn't they preexist? 	couldn't I be preexisting?
couldn't you be preexisting?
couldn't she be preexisting?
couldn't we be preexisting?
couldn't you be preexisting?
couldn't they be preexisting? 	couldn't I have preexisted?
couldn't you have preexisted?
couldn't she have preexisted?
couldn't we have preexisted?
couldn't you have preexisted?
couldn't they have preexisted? 	couldn't I have been preexisting?
couldn't you have been preexisting?
couldn't she have been preexisting?
couldn't we have been preexisting?
couldn't you have been preexisting?
couldn't they have been preexisting?