I can instruct you can instruct he can instruct we can instruct you can instruct they can instruct
Forma con V-ing
I can be instructing you can be instructing he can be instructing we can be instructing you can be instructing they can be instructing
Perfecto
I can have instructed you can have instructed he can have instructed we can have instructed you can have instructed they can have instructed
Perfecto con V-ing
I can have been instructing you can have been instructing he can have been instructing we can have been instructing you can have been instructing they can have been instructing
Negación
Forma simple
I can't instruct you can't instruct he can't instruct we can't instruct you can't instruct they can't instruct
Forma con V-ing
I can't be instructing you can't be instructing he can't be instructing we can't be instructing you can't be instructing they can't be instructing
Perfecto
I can't have instructed you can't have instructed he can't have instructed we can't have instructed you can't have instructed they can't have instructed
Perfecto con V-ing
I can't have been instructing you can't have been instructing he can't have been instructing we can't have been instructing you can't have been instructing they can't have been instructing
Forma interrogativa
Forma simple
can I instruct? can you instruct? can he instruct? can we instruct? can you instruct? can they instruct?
Forma con V-ing
can I be instructing? can you be instructing? can he be instructing? can we be instructing? can you be instructing? can they be instructing?
Perfecto
can I have instructed? can you have instructed? can he have instructed? can we have instructed? can you have instructed? can they have instructed?
Perfecto con V-ing
can I have been instructing? can you have been instructing? can he have been instructing? can we have been instructing? can you have been instructing? can they have been instructing?
Forma interro-negativa
Forma simple
can't I instruct? can't you instruct? can't he instruct? can't we instruct? can't you instruct? can't they instruct?
Forma con V-ing
can't I be instructing? can't you be instructing? can't he be instructing? can't we be instructing? can't you be instructing? can't they be instructing?
Perfecto
can't I have instructed? can't you have instructed? can't he have instructed? can't we have instructed? can't you have instructed? can't they have instructed?
Perfecto con V-ing
can't I have been instructing? can't you have been instructing? can't he have been instructing? can't we have been instructing? can't you have been instructing? can't they have been instructing?