I can instruct you can instruct he can instruct we can instruct you can instruct they can instruct
Forma com 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
Perfeito
I can have instructed you can have instructed he can have instructed we can have instructed you can have instructed they can have instructed
Perfeito com 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
Negação
Forma simple
I cannot instruct you cannot instruct he cannot instruct we cannot instruct you cannot instruct they cannot instruct
Forma com V-ing
I cannot be instructing you cannot be instructing he cannot be instructing we cannot be instructing you cannot be instructing they cannot be instructing
Perfeito
I cannot have instructed you cannot have instructed he cannot have instructed we cannot have instructed you cannot have instructed they cannot have instructed
Perfeito com V-ing
I cannot have been instructing you cannot have been instructing he cannot have been instructing we cannot have been instructing you cannot have been instructing they cannot 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 com 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?
Perfeito
can I have instructed? can you have instructed? can he have instructed? can we have instructed? can you have instructed? can they have instructed?
Perfeito com 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-Negação
Forma simple
can I not instruct? can you not instruct? can he not instruct? can we not instruct? can you not instruct? can they not instruct?
Forma com V-ing
can I not be instructing? can you not be instructing? can he not be instructing? can we not be instructing? can you not be instructing? can they not be instructing?
Perfeito
can I not have instructed? can you not have instructed? can he not have instructed? can we not have instructed? can you not have instructed? can they not have instructed?
Perfeito com V-ing
can I not have been instructing? can you not have been instructing? can he not have been instructing? can we not have been instructing? can you not have been instructing? can they not have been instructing?