English verb conjugation
COULD TUTOR

Regular verb: tutor - tutored - tutored

Affirmation

Simple form	V-ing form
I could tutor you could tutor he could tutor we could tutor you could tutor they could tutor	I could be tutoring you could be tutoring he could be tutoring we could be tutoring you could be tutoring they could be tutoring
Perfect	V-ing perfect
I could have tutored you could have tutored he could have tutored we could have tutored you could have tutored they could have tutored	I could have been tutoring you could have been tutoring he could have been tutoring we could have been tutoring you could have been tutoring they could have been tutoring

Negation

Simple form	V-ing form
I could not tutor you could not tutor he could not tutor we could not tutor you could not tutor they could not tutor	I could not be tutoring you could not be tutoring he could not be tutoring we could not be tutoring you could not be tutoring they could not be tutoring
Perfect	V-ing perfect
I could not have tutored you could not have tutored he could not have tutored we could not have tutored you could not have tutored they could not have tutored	I could not have been tutoring you could not have been tutoring he could not have been tutoring we could not have been tutoring you could not have been tutoring they could not have been tutoring

Interrogative form

Simple form	V-ing form
could I tutor? could you tutor? could he tutor? could we tutor? could you tutor? could they tutor?	could I be tutoring? could you be tutoring? could he be tutoring? could we be tutoring? could you be tutoring? could they be tutoring?
Perfect	V-ing perfect
could I have tutored? could you have tutored? could he have tutored? could we have tutored? could you have tutored? could they have tutored?	could I have been tutoring? could you have been tutoring? could he have been tutoring? could we have been tutoring? could you have been tutoring? could they have been tutoring?

Interro-negative form

Simple form	V-ing form
could I not tutor? could you not tutor? could he not tutor? could we not tutor? could you not tutor? could they not tutor?	could I not be tutoring? could you not be tutoring? could he not be tutoring? could we not be tutoring? could you not be tutoring? could they not be tutoring?
Perfect	V-ing perfect
could I not have tutored? could you not have tutored? could he not have tutored? could we not have tutored? could you not have tutored? could they not have tutored?	could I not have been tutoring? could you not have been tutoring? could he not have been tutoring? could we not have been tutoring? could you not have been tutoring? could they not have been tutoring?