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

Affirmation 	
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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 	
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I can't cost
you can't cost
he can't cost
we can't cost
you can't cost
they can't cost 	I can't be costing
you can't be costing
he can't be costing
we can't be costing
you can't be costing
they can't be costing	I can't have cost
you can't have cost
he can't have cost
we can't have cost
you can't have cost
they can't have cost	I can't have been costing
you can't have been costing
he can't have been costing
we can't have been costing
you can't have been costing
they can't have been costing	

Forme interrogative 	
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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 	
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can't I cost?
can't you cost?
can't he cost?
can't we cost?
can't you cost?
can't they cost? 	can't I be costing?
can't you be costing?
can't he be costing?
can't we be costing?
can't you be costing?
can't they be costing? 	can't I have cost?
can't you have cost?
can't he have cost?
can't we have cost?
can't you have cost?
can't they have cost? 	can't I have been costing?
can't you have been costing?
can't he have been costing?
can't we have been costing?
can't you have been costing?
can't they have been costing?