English verb conjugation
MUST FLOG

Regular verb: flog - flogged - flogged

Affirmation

Simple form	V-ing form
I must flog you must flog she must flog we must flog you must flog they must flog	I must be flogging you must be flogging she must be flogging we must be flogging you must be flogging they must be flogging
Perfect	V-ing perfect
I must have flogged you must have flogged she must have flogged we must have flogged you must have flogged they must have flogged	I must have been flogging you must have been flogging she must have been flogging we must have been flogging you must have been flogging they must have been flogging

Negation

Simple form	V-ing form
I mustn't flog you mustn't flog she mustn't flog we mustn't flog you mustn't flog they mustn't flog	I mustn't be flogging you mustn't be flogging she mustn't be flogging we mustn't be flogging you mustn't be flogging they mustn't be flogging
Perfect	V-ing perfect
I mustn't have flogged you mustn't have flogged she mustn't have flogged we mustn't have flogged you mustn't have flogged they mustn't have flogged	I mustn't have been flogging you mustn't have been flogging she mustn't have been flogging we mustn't have been flogging you mustn't have been flogging they mustn't have been flogging

Interrogative form

Simple form	V-ing form
must I flog? must you flog? must she flog? must we flog? must you flog? must they flog?	must I be flogging? must you be flogging? must she be flogging? must we be flogging? must you be flogging? must they be flogging?
Perfect	V-ing perfect
must I have flogged? must you have flogged? must she have flogged? must we have flogged? must you have flogged? must they have flogged?	must I have been flogging? must you have been flogging? must she have been flogging? must we have been flogging? must you have been flogging? must they have been flogging?

Interro-negative form

Simple form	V-ing form
mustn't I flog? mustn't you flog? mustn't she flog? mustn't we flog? mustn't you flog? mustn't they flog?	mustn't I be flogging? mustn't you be flogging? mustn't she be flogging? mustn't we be flogging? mustn't you be flogging? mustn't they be flogging?
Perfect	V-ing perfect
mustn't I have flogged? mustn't you have flogged? mustn't she have flogged? mustn't we have flogged? mustn't you have flogged? mustn't they have flogged?	mustn't I have been flogging? mustn't you have been flogging? mustn't she have been flogging? mustn't we have been flogging? mustn't you have been flogging? mustn't they have been flogging?