I can extract you can extract he can extract we can extract you can extract they can extract
Forma com V-ing
I can be extracting you can be extracting he can be extracting we can be extracting you can be extracting they can be extracting
Perfeito
I can have extracted you can have extracted he can have extracted we can have extracted you can have extracted they can have extracted
Perfeito com V-ing
I can have been extracting you can have been extracting he can have been extracting we can have been extracting you can have been extracting they can have been extracting
Negação
Forma simple
I can't extract you can't extract he can't extract we can't extract you can't extract they can't extract
Forma com V-ing
I can't be extracting you can't be extracting he can't be extracting we can't be extracting you can't be extracting they can't be extracting
Perfeito
I can't have extracted you can't have extracted he can't have extracted we can't have extracted you can't have extracted they can't have extracted
Perfeito com V-ing
I can't have been extracting you can't have been extracting he can't have been extracting we can't have been extracting you can't have been extracting they can't have been extracting
Forma interrogativa
Forma simple
can I extract? can you extract? can he extract? can we extract? can you extract? can they extract?
Forma com V-ing
can I be extracting? can you be extracting? can he be extracting? can we be extracting? can you be extracting? can they be extracting?
Perfeito
can I have extracted? can you have extracted? can he have extracted? can we have extracted? can you have extracted? can they have extracted?
Perfeito com V-ing
can I have been extracting? can you have been extracting? can he have been extracting? can we have been extracting? can you have been extracting? can they have been extracting?
Forma interro-Negação
Forma simple
can't I extract? can't you extract? can't he extract? can't we extract? can't you extract? can't they extract?
Forma com V-ing
can't I be extracting? can't you be extracting? can't he be extracting? can't we be extracting? can't you be extracting? can't they be extracting?
Perfeito
can't I have extracted? can't you have extracted? can't he have extracted? can't we have extracted? can't you have extracted? can't they have extracted?
Perfeito com V-ing
can't I have been extracting? can't you have been extracting? can't he have been extracting? can't we have been extracting? can't you have been extracting? can't they have been extracting?