can cost
Verbe irrégulier : cost - cost- cost
Traduction française : coûter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can cost
you can cost
he can cost
we can cost
you can cost
they can cost 	I can be costing
you can be costing
he can be costing
we can be costing
you can be costing
they can be costing	I can have cost
you can have cost
he can have cost
we can have cost
you can have cost
they can have cost	I can have been costing
you can have been costing
he can have been costing
we can have been costing
you can have been costing
they can have been costing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot cost
you cannot cost
he cannot cost
we cannot cost
you cannot cost
they cannot cost 	I cannot be costing
you cannot be costing
he cannot be costing
we cannot be costing
you cannot be costing
they cannot be costing	I cannot have cost
you cannot have cost
he cannot have cost
we cannot have cost
you cannot have cost
they cannot have cost	I cannot have been costing
you cannot have been costing
he cannot have been costing
we cannot have been costing
you cannot have been costing
they cannot have been costing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I cost?
can you cost?
can he cost?
can we cost?
can you cost?
can they cost? 	can I be costing?
can you be costing?
can he be costing?
can we be costing?
can you be costing?
can they be costing? 	can I have cost?
can you have cost?
can he have cost?
can we have cost?
can you have cost?
can they have cost? 	can I have been costing?
can you have been costing?
can he have been costing?
can we have been costing?
can you have been costing?
can they have been costing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not cost?
can you not cost?
can he not cost?
can we not cost?
can you not cost?
can they not cost? 	can I not be costing?
can you not be costing?
can he not be costing?
can we not be costing?
can you not be costing?
can they not be costing? 	can I not have cost?
can you not have cost?
can he not have cost?
can we not have cost?
can you not have cost?
can they not have cost? 	can I not have been costing?
can you not have been costing?
can he not have been costing?
can we not have been costing?
can you not have been costing?
can they not have been costing?