English verb conjugation
SHALL OVERBILL

Regular verb: overbill - overbilled - overbilled

Affirmation

Simple form	V-ing form
I shall overbill you shall overbill he shall overbill we shall overbill you shall overbill they shall overbill	I shall be overbilling you shall be overbilling he shall be overbilling we shall be overbilling you shall be overbilling they shall be overbilling
Perfect	V-ing perfect
I shall have overbilled you shall have overbilled he shall have overbilled we shall have overbilled you shall have overbilled they shall have overbilled	I shall have been overbilling you shall have been overbilling he shall have been overbilling we shall have been overbilling you shall have been overbilling they shall have been overbilling

Negation

Simple form	V-ing form
I shall not overbill you shall not overbill he shall not overbill we shall not overbill you shall not overbill they shall not overbill	I shall not be overbilling you shall not be overbilling he shall not be overbilling we shall not be overbilling you shall not be overbilling they shall not be overbilling
Perfect	V-ing perfect
I shall not have overbilled you shall not have overbilled he shall not have overbilled we shall not have overbilled you shall not have overbilled they shall not have overbilled	I shall not have been overbilling you shall not have been overbilling he shall not have been overbilling we shall not have been overbilling you shall not have been overbilling they shall not have been overbilling

Interrogative form

Simple form	V-ing form
shall I overbill? shall you overbill? shall he overbill? shall we overbill? shall you overbill? shall they overbill?	shall I be overbilling? shall you be overbilling? shall he be overbilling? shall we be overbilling? shall you be overbilling? shall they be overbilling?
Perfect	V-ing perfect
shall I have overbilled? shall you have overbilled? shall he have overbilled? shall we have overbilled? shall you have overbilled? shall they have overbilled?	shall I have been overbilling? shall you have been overbilling? shall he have been overbilling? shall we have been overbilling? shall you have been overbilling? shall they have been overbilling?

Interro-negative form

Simple form	V-ing form
shall I not overbill? shall you not overbill? shall he not overbill? shall we not overbill? shall you not overbill? shall they not overbill?	shall I not be overbilling? shall you not be overbilling? shall he not be overbilling? shall we not be overbilling? shall you not be overbilling? shall they not be overbilling?
Perfect	V-ing perfect
shall I not have overbilled? shall you not have overbilled? shall he not have overbilled? shall we not have overbilled? shall you not have overbilled? shall they not have overbilled?	shall I not have been overbilling? shall you not have been overbilling? shall he not have been overbilling? shall we not have been overbilling? shall you not have been overbilling? shall they not have been overbilling?