I can design you can design he can design we can design you can design they can design
Forma con V-ing
I can be designing you can be designing he can be designing we can be designing you can be designing they can be designing
Perfecto
I can have designed you can have designed he can have designed we can have designed you can have designed they can have designed
Perfecto con V-ing
I can have been designing you can have been designing he can have been designing we can have been designing you can have been designing they can have been designing
Negación
Forma simple
I can't design you can't design he can't design we can't design you can't design they can't design
Forma con V-ing
I can't be designing you can't be designing he can't be designing we can't be designing you can't be designing they can't be designing
Perfecto
I can't have designed you can't have designed he can't have designed we can't have designed you can't have designed they can't have designed
Perfecto con V-ing
I can't have been designing you can't have been designing he can't have been designing we can't have been designing you can't have been designing they can't have been designing
Forma interrogativa
Forma simple
can I design? can you design? can he design? can we design? can you design? can they design?
Forma con V-ing
can I be designing? can you be designing? can he be designing? can we be designing? can you be designing? can they be designing?
Perfecto
can I have designed? can you have designed? can he have designed? can we have designed? can you have designed? can they have designed?
Perfecto con V-ing
can I have been designing? can you have been designing? can he have been designing? can we have been designing? can you have been designing? can they have been designing?
Forma interro-negativa
Forma simple
can't I design? can't you design? can't he design? can't we design? can't you design? can't they design?
Forma con V-ing
can't I be designing? can't you be designing? can't he be designing? can't we be designing? can't you be designing? can't they be designing?
Perfecto
can't I have designed? can't you have designed? can't he have designed? can't we have designed? can't you have designed? can't they have designed?
Perfecto con V-ing
can't I have been designing? can't you have been designing? can't he have been designing? can't we have been designing? can't you have been designing? can't they have been designing?