I can secure you can secure he can secure we can secure you can secure they can secure
Forma con V-ing
I can be securing you can be securing he can be securing we can be securing you can be securing they can be securing
Perfecto
I can have secured you can have secured he can have secured we can have secured you can have secured they can have secured
Perfecto con V-ing
I can have been securing you can have been securing he can have been securing we can have been securing you can have been securing they can have been securing
Negación
Forma simple
I can't secure you can't secure he can't secure we can't secure you can't secure they can't secure
Forma con V-ing
I can't be securing you can't be securing he can't be securing we can't be securing you can't be securing they can't be securing
Perfecto
I can't have secured you can't have secured he can't have secured we can't have secured you can't have secured they can't have secured
Perfecto con V-ing
I can't have been securing you can't have been securing he can't have been securing we can't have been securing you can't have been securing they can't have been securing
Forma interrogativa
Forma simple
can I secure? can you secure? can he secure? can we secure? can you secure? can they secure?
Forma con V-ing
can I be securing? can you be securing? can he be securing? can we be securing? can you be securing? can they be securing?
Perfecto
can I have secured? can you have secured? can he have secured? can we have secured? can you have secured? can they have secured?
Perfecto con V-ing
can I have been securing? can you have been securing? can he have been securing? can we have been securing? can you have been securing? can they have been securing?
Forma interro-negativa
Forma simple
can't I secure? can't you secure? can't he secure? can't we secure? can't you secure? can't they secure?
Forma con V-ing
can't I be securing? can't you be securing? can't he be securing? can't we be securing? can't you be securing? can't they be securing?
Perfecto
can't I have secured? can't you have secured? can't he have secured? can't we have secured? can't you have secured? can't they have secured?
Perfecto con V-ing
can't I have been securing? can't you have been securing? can't he have been securing? can't we have been securing? can't you have been securing? can't they have been securing?