I can tutor you can tutor he can tutor we can tutor you can tutor they can tutor
Forma com V-ing
I can be tutoring you can be tutoring he can be tutoring we can be tutoring you can be tutoring they can be tutoring
Perfeito
I can have tutored you can have tutored he can have tutored we can have tutored you can have tutored they can have tutored
Perfeito com V-ing
I can have been tutoring you can have been tutoring he can have been tutoring we can have been tutoring you can have been tutoring they can have been tutoring
Negação
Forma simple
I cannot tutor you cannot tutor he cannot tutor we cannot tutor you cannot tutor they cannot tutor
Forma com V-ing
I cannot be tutoring you cannot be tutoring he cannot be tutoring we cannot be tutoring you cannot be tutoring they cannot be tutoring
Perfeito
I cannot have tutored you cannot have tutored he cannot have tutored we cannot have tutored you cannot have tutored they cannot have tutored
Perfeito com V-ing
I cannot have been tutoring you cannot have been tutoring he cannot have been tutoring we cannot have been tutoring you cannot have been tutoring they cannot have been tutoring
Forma interrogativa
Forma simple
can I tutor? can you tutor? can he tutor? can we tutor? can you tutor? can they tutor?
Forma com V-ing
can I be tutoring? can you be tutoring? can he be tutoring? can we be tutoring? can you be tutoring? can they be tutoring?
Perfeito
can I have tutored? can you have tutored? can he have tutored? can we have tutored? can you have tutored? can they have tutored?
Perfeito com V-ing
can I have been tutoring? can you have been tutoring? can he have been tutoring? can we have been tutoring? can you have been tutoring? can they have been tutoring?
Forma interro-Negação
Forma simple
can I not tutor? can you not tutor? can he not tutor? can we not tutor? can you not tutor? can they not tutor?
Forma com V-ing
can I not be tutoring? can you not be tutoring? can he not be tutoring? can we not be tutoring? can you not be tutoring? can they not be tutoring?
Perfeito
can I not have tutored? can you not have tutored? can he not have tutored? can we not have tutored? can you not have tutored? can they not have tutored?
Perfeito com V-ing
can I not have been tutoring? can you not have been tutoring? can he not have been tutoring? can we not have been tutoring? can you not have been tutoring? can they not have been tutoring?