English verb conjugation
MUST FOXTROT

Regular verb: foxtrot - foxtroted - foxtroted

Affirmation

Simple form	V-ing form
I must foxtrot you must foxtrot he must foxtrot we must foxtrot you must foxtrot they must foxtrot	I must be foxtroting you must be foxtroting he must be foxtroting we must be foxtroting you must be foxtroting they must be foxtroting
Perfect	V-ing perfect
I must have foxtroted you must have foxtroted he must have foxtroted we must have foxtroted you must have foxtroted they must have foxtroted	I must have been foxtroting you must have been foxtroting he must have been foxtroting we must have been foxtroting you must have been foxtroting they must have been foxtroting

Negation

Simple form	V-ing form
I mustn't foxtrot you mustn't foxtrot he mustn't foxtrot we mustn't foxtrot you mustn't foxtrot they mustn't foxtrot	I mustn't be foxtroting you mustn't be foxtroting he mustn't be foxtroting we mustn't be foxtroting you mustn't be foxtroting they mustn't be foxtroting
Perfect	V-ing perfect
I mustn't have foxtroted you mustn't have foxtroted he mustn't have foxtroted we mustn't have foxtroted you mustn't have foxtroted they mustn't have foxtroted	I mustn't have been foxtroting you mustn't have been foxtroting he mustn't have been foxtroting we mustn't have been foxtroting you mustn't have been foxtroting they mustn't have been foxtroting

Interrogative form

Simple form	V-ing form
must I foxtrot? must you foxtrot? must he foxtrot? must we foxtrot? must you foxtrot? must they foxtrot?	must I be foxtroting? must you be foxtroting? must he be foxtroting? must we be foxtroting? must you be foxtroting? must they be foxtroting?
Perfect	V-ing perfect
must I have foxtroted? must you have foxtroted? must he have foxtroted? must we have foxtroted? must you have foxtroted? must they have foxtroted?	must I have been foxtroting? must you have been foxtroting? must he have been foxtroting? must we have been foxtroting? must you have been foxtroting? must they have been foxtroting?

Interro-negative form

Simple form	V-ing form
mustn't I foxtrot? mustn't you foxtrot? mustn't he foxtrot? mustn't we foxtrot? mustn't you foxtrot? mustn't they foxtrot?	mustn't I be foxtroting? mustn't you be foxtroting? mustn't he be foxtroting? mustn't we be foxtroting? mustn't you be foxtroting? mustn't they be foxtroting?
Perfect	V-ing perfect
mustn't I have foxtroted? mustn't you have foxtroted? mustn't he have foxtroted? mustn't we have foxtroted? mustn't you have foxtroted? mustn't they have foxtroted?	mustn't I have been foxtroting? mustn't you have been foxtroting? mustn't he have been foxtroting? mustn't we have been foxtroting? mustn't you have been foxtroting? mustn't they have been foxtroting?