English verb conjugation
SHALL UNBUTTON

Regular verb: unbutton - unbuttoned - unbuttoned

Affirmation

Simple form	V-ing form
I shall unbutton you shall unbutton she shall unbutton we shall unbutton you shall unbutton they shall unbutton	I shall be unbuttoning you shall be unbuttoning she shall be unbuttoning we shall be unbuttoning you shall be unbuttoning they shall be unbuttoning
Perfect	V-ing perfect
I shall have unbuttoned you shall have unbuttoned she shall have unbuttoned we shall have unbuttoned you shall have unbuttoned they shall have unbuttoned	I shall have been unbuttoning you shall have been unbuttoning she shall have been unbuttoning we shall have been unbuttoning you shall have been unbuttoning they shall have been unbuttoning

Negation

Simple form	V-ing form
I shall not unbutton you shall not unbutton she shall not unbutton we shall not unbutton you shall not unbutton they shall not unbutton	I shall not be unbuttoning you shall not be unbuttoning she shall not be unbuttoning we shall not be unbuttoning you shall not be unbuttoning they shall not be unbuttoning
Perfect	V-ing perfect
I shall not have unbuttoned you shall not have unbuttoned she shall not have unbuttoned we shall not have unbuttoned you shall not have unbuttoned they shall not have unbuttoned	I shall not have been unbuttoning you shall not have been unbuttoning she shall not have been unbuttoning we shall not have been unbuttoning you shall not have been unbuttoning they shall not have been unbuttoning

Interrogative form

Simple form	V-ing form
shall I unbutton? shall you unbutton? shall she unbutton? shall we unbutton? shall you unbutton? shall they unbutton?	shall I be unbuttoning? shall you be unbuttoning? shall she be unbuttoning? shall we be unbuttoning? shall you be unbuttoning? shall they be unbuttoning?
Perfect	V-ing perfect
shall I have unbuttoned? shall you have unbuttoned? shall she have unbuttoned? shall we have unbuttoned? shall you have unbuttoned? shall they have unbuttoned?	shall I have been unbuttoning? shall you have been unbuttoning? shall she have been unbuttoning? shall we have been unbuttoning? shall you have been unbuttoning? shall they have been unbuttoning?

Interro-negative form

Simple form	V-ing form
shall I not unbutton? shall you not unbutton? shall she not unbutton? shall we not unbutton? shall you not unbutton? shall they not unbutton?	shall I not be unbuttoning? shall you not be unbuttoning? shall she not be unbuttoning? shall we not be unbuttoning? shall you not be unbuttoning? shall they not be unbuttoning?
Perfect	V-ing perfect
shall I not have unbuttoned? shall you not have unbuttoned? shall she not have unbuttoned? shall we not have unbuttoned? shall you not have unbuttoned? shall they not have unbuttoned?	shall I not have been unbuttoning? shall you not have been unbuttoning? shall she not have been unbuttoning? shall we not have been unbuttoning? shall you not have been unbuttoning? shall they not have been unbuttoning?