I can insert you can insert she can insert we can insert you can insert they can insert
Forma con V-ing
I can be inserting you can be inserting she can be inserting we can be inserting you can be inserting they can be inserting
Perfecto
I can have inserted you can have inserted she can have inserted we can have inserted you can have inserted they can have inserted
Perfecto con V-ing
I can have been inserting you can have been inserting she can have been inserting we can have been inserting you can have been inserting they can have been inserting
Negación
Forma simple
I can't insert you can't insert she can't insert we can't insert you can't insert they can't insert
Forma con V-ing
I can't be inserting you can't be inserting she can't be inserting we can't be inserting you can't be inserting they can't be inserting
Perfecto
I can't have inserted you can't have inserted she can't have inserted we can't have inserted you can't have inserted they can't have inserted
Perfecto con V-ing
I can't have been inserting you can't have been inserting she can't have been inserting we can't have been inserting you can't have been inserting they can't have been inserting
Forma interrogativa
Forma simple
can I insert? can you insert? can she insert? can we insert? can you insert? can they insert?
Forma con V-ing
can I be inserting? can you be inserting? can she be inserting? can we be inserting? can you be inserting? can they be inserting?
Perfecto
can I have inserted? can you have inserted? can she have inserted? can we have inserted? can you have inserted? can they have inserted?
Perfecto con V-ing
can I have been inserting? can you have been inserting? can she have been inserting? can we have been inserting? can you have been inserting? can they have been inserting?
Forma interro-negativa
Forma simple
can't I insert? can't you insert? can't she insert? can't we insert? can't you insert? can't they insert?
Forma con V-ing
can't I be inserting? can't you be inserting? can't she be inserting? can't we be inserting? can't you be inserting? can't they be inserting?
Perfecto
can't I have inserted? can't you have inserted? can't she have inserted? can't we have inserted? can't you have inserted? can't they have inserted?
Perfecto con V-ing
can't I have been inserting? can't you have been inserting? can't she have been inserting? can't we have been inserting? can't you have been inserting? can't they have been inserting?