I can cost you can cost he can cost we can cost you can cost they can cost
Forma con V-ing
I can be costing you can be costing he can be costing we can be costing you can be costing they can be costing
Perfecto
I can have cost you can have cost he can have cost we can have cost you can have cost they can have cost
Perfecto con V-ing
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
Negación
Forma simple
I can't cost you can't cost he can't cost we can't cost you can't cost they can't cost
Forma con V-ing
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
Perfecto
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
Perfecto con V-ing
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
Forma interrogativa
Forma simple
can I cost? can you cost? can he cost? can we cost? can you cost? can they cost?
Forma con V-ing
can I be costing? can you be costing? can he be costing? can we be costing? can you be costing? can they be costing?
Perfecto
can I have cost? can you have cost? can he have cost? can we have cost? can you have cost? can they have cost?
Perfecto con V-ing
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?
Forma interro-negativa
Forma simple
can't I cost? can't you cost? can't he cost? can't we cost? can't you cost? can't they cost?
Forma con V-ing
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?
Perfecto
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?
Perfecto con V-ing
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?