English verb conjugation
MUST POWDER

Regular verb: powder - powdered - powdered

Affirmation

Simple form	V-ing form
I must powder you must powder she must powder we must powder you must powder they must powder	I must be powdering you must be powdering she must be powdering we must be powdering you must be powdering they must be powdering
Perfect	V-ing perfect
I must have powdered you must have powdered she must have powdered we must have powdered you must have powdered they must have powdered	I must have been powdering you must have been powdering she must have been powdering we must have been powdering you must have been powdering they must have been powdering

Negation

Simple form	V-ing form
I mustn't powder you mustn't powder she mustn't powder we mustn't powder you mustn't powder they mustn't powder	I mustn't be powdering you mustn't be powdering she mustn't be powdering we mustn't be powdering you mustn't be powdering they mustn't be powdering
Perfect	V-ing perfect
I mustn't have powdered you mustn't have powdered she mustn't have powdered we mustn't have powdered you mustn't have powdered they mustn't have powdered	I mustn't have been powdering you mustn't have been powdering she mustn't have been powdering we mustn't have been powdering you mustn't have been powdering they mustn't have been powdering

Interrogative form

Simple form	V-ing form
must I powder? must you powder? must she powder? must we powder? must you powder? must they powder?	must I be powdering? must you be powdering? must she be powdering? must we be powdering? must you be powdering? must they be powdering?
Perfect	V-ing perfect
must I have powdered? must you have powdered? must she have powdered? must we have powdered? must you have powdered? must they have powdered?	must I have been powdering? must you have been powdering? must she have been powdering? must we have been powdering? must you have been powdering? must they have been powdering?

Interro-negative form

Simple form	V-ing form
mustn't I powder? mustn't you powder? mustn't she powder? mustn't we powder? mustn't you powder? mustn't they powder?	mustn't I be powdering? mustn't you be powdering? mustn't she be powdering? mustn't we be powdering? mustn't you be powdering? mustn't they be powdering?
Perfect	V-ing perfect
mustn't I have powdered? mustn't you have powdered? mustn't she have powdered? mustn't we have powdered? mustn't you have powdered? mustn't they have powdered?	mustn't I have been powdering? mustn't you have been powdering? mustn't she have been powdering? mustn't we have been powdering? mustn't you have been powdering? mustn't they have been powdering?