could top
Verbe régulier : top - topped- topped

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could top
you could top
she could top
we could top
you could top
they could top 	I could be topping
you could be topping
she could be topping
we could be topping
you could be topping
they could be topping	I could have topped
you could have topped
she could have topped
we could have topped
you could have topped
they could have topped	I could have been topping
you could have been topping
she could have been topping
we could have been topping
you could have been topping
they could have been topping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't top
you couldn't top
she couldn't top
we couldn't top
you couldn't top
they couldn't top 	I couldn't be topping
you couldn't be topping
she couldn't be topping
we couldn't be topping
you couldn't be topping
they couldn't be topping	I couldn't have topped
you couldn't have topped
she couldn't have topped
we couldn't have topped
you couldn't have topped
they couldn't have topped	I couldn't have been topping
you couldn't have been topping
she couldn't have been topping
we couldn't have been topping
you couldn't have been topping
they couldn't have been topping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I top?
could you top?
could she top?
could we top?
could you top?
could they top? 	could I be topping?
could you be topping?
could she be topping?
could we be topping?
could you be topping?
could they be topping? 	could I have topped?
could you have topped?
could she have topped?
could we have topped?
could you have topped?
could they have topped? 	could I have been topping?
could you have been topping?
could she have been topping?
could we have been topping?
could you have been topping?
could they have been topping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I top?
couldn't you top?
couldn't she top?
couldn't we top?
couldn't you top?
couldn't they top? 	couldn't I be topping?
couldn't you be topping?
couldn't she be topping?
couldn't we be topping?
couldn't you be topping?
couldn't they be topping? 	couldn't I have topped?
couldn't you have topped?
couldn't she have topped?
couldn't we have topped?
couldn't you have topped?
couldn't they have topped? 	couldn't I have been topping?
couldn't you have been topping?
couldn't she have been topping?
couldn't we have been topping?
couldn't you have been topping?
couldn't they have been topping?