English verb conjugation
SHALL BILL

Regular verb: bill - billed - billed

Affirmation

Simple form	V-ing form
I'll bill you'll bill she'll bill we'll bill you'll bill they'll bill	I'll be billing you'll be billing she'll be billing we'll be billing you'll be billing they'll be billing
Perfect	V-ing perfect
I'll have billed you'll have billed she'll have billed we'll have billed you'll have billed they'll have billed	I'll have been billing you'll have been billing she'll have been billing we'll have been billing you'll have been billing they'll have been billing

Negation

Simple form	V-ing form
I shan't bill you shan't bill she shan't bill we shan't bill you shan't bill they shan't bill	I shan't be billing you shan't be billing she shan't be billing we shan't be billing you shan't be billing they shan't be billing
Perfect	V-ing perfect
I shan't have billed you shan't have billed she shan't have billed we shan't have billed you shan't have billed they shan't have billed	I shan't have been billing you shan't have been billing she shan't have been billing we shan't have been billing you shan't have been billing they shan't have been billing

Interrogative form

Simple form	V-ing form
shall I bill? shall you bill? shall she bill? shall we bill? shall you bill? shall they bill?	shall I be billing? shall you be billing? shall she be billing? shall we be billing? shall you be billing? shall they be billing?
Perfect	V-ing perfect
shall I have billed? shall you have billed? shall she have billed? shall we have billed? shall you have billed? shall they have billed?	shall I have been billing? shall you have been billing? shall she have been billing? shall we have been billing? shall you have been billing? shall they have been billing?

Interro-negative form

Simple form	V-ing form
shan't I bill? shan't you bill? shan't she bill? shan't we bill? shan't you bill? shan't they bill?	shan't I be billing? shan't you be billing? shan't she be billing? shan't we be billing? shan't you be billing? shan't they be billing?
Perfect	V-ing perfect
shan't I have billed? shan't you have billed? shan't she have billed? shan't we have billed? shan't you have billed? shan't they have billed?	shan't I have been billing? shan't you have been billing? shan't she have been billing? shan't we have been billing? shan't you have been billing? shan't they have been billing?