could expert
Verbe régulier : expert - experted- experted

, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could expert
you could expert
she could expert
we could expert
you could expert
they could expert 	I could be experting
you could be experting
she could be experting
we could be experting
you could be experting
they could be experting	I could have experted
you could have experted
she could have experted
we could have experted
you could have experted
they could have experted	I could have been experting
you could have been experting
she could have been experting
we could have been experting
you could have been experting
they could have been experting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't expert
you couldn't expert
she couldn't expert
we couldn't expert
you couldn't expert
they couldn't expert 	I couldn't be experting
you couldn't be experting
she couldn't be experting
we couldn't be experting
you couldn't be experting
they couldn't be experting	I couldn't have experted
you couldn't have experted
she couldn't have experted
we couldn't have experted
you couldn't have experted
they couldn't have experted	I couldn't have been experting
you couldn't have been experting
she couldn't have been experting
we couldn't have been experting
you couldn't have been experting
they couldn't have been experting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I expert?
could you expert?
could she expert?
could we expert?
could you expert?
could they expert? 	could I be experting?
could you be experting?
could she be experting?
could we be experting?
could you be experting?
could they be experting? 	could I have experted?
could you have experted?
could she have experted?
could we have experted?
could you have experted?
could they have experted? 	could I have been experting?
could you have been experting?
could she have been experting?
could we have been experting?
could you have been experting?
could they have been experting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I expert?
couldn't you expert?
couldn't she expert?
couldn't we expert?
couldn't you expert?
couldn't they expert? 	couldn't I be experting?
couldn't you be experting?
couldn't she be experting?
couldn't we be experting?
couldn't you be experting?
couldn't they be experting? 	couldn't I have experted?
couldn't you have experted?
couldn't she have experted?
couldn't we have experted?
couldn't you have experted?
couldn't they have experted? 	couldn't I have been experting?
couldn't you have been experting?
couldn't she have been experting?
couldn't we have been experting?
couldn't you have been experting?
couldn't they have been experting?