English verb conjugation
MUST TROUNCE

Regular verb: trounce - trounced - trounced

Affirmation

Simple form	V-ing form
I must trounce you must trounce he must trounce we must trounce you must trounce they must trounce	I must be trouncing you must be trouncing he must be trouncing we must be trouncing you must be trouncing they must be trouncing
Perfect	V-ing perfect
I must have trounced you must have trounced he must have trounced we must have trounced you must have trounced they must have trounced	I must have been trouncing you must have been trouncing he must have been trouncing we must have been trouncing you must have been trouncing they must have been trouncing

Negation

Simple form	V-ing form
I mustn't trounce you mustn't trounce he mustn't trounce we mustn't trounce you mustn't trounce they mustn't trounce	I mustn't be trouncing you mustn't be trouncing he mustn't be trouncing we mustn't be trouncing you mustn't be trouncing they mustn't be trouncing
Perfect	V-ing perfect
I mustn't have trounced you mustn't have trounced he mustn't have trounced we mustn't have trounced you mustn't have trounced they mustn't have trounced	I mustn't have been trouncing you mustn't have been trouncing he mustn't have been trouncing we mustn't have been trouncing you mustn't have been trouncing they mustn't have been trouncing

Interrogative form

Simple form	V-ing form
must I trounce? must you trounce? must he trounce? must we trounce? must you trounce? must they trounce?	must I be trouncing? must you be trouncing? must he be trouncing? must we be trouncing? must you be trouncing? must they be trouncing?
Perfect	V-ing perfect
must I have trounced? must you have trounced? must he have trounced? must we have trounced? must you have trounced? must they have trounced?	must I have been trouncing? must you have been trouncing? must he have been trouncing? must we have been trouncing? must you have been trouncing? must they have been trouncing?

Interro-negative form

Simple form	V-ing form
mustn't I trounce? mustn't you trounce? mustn't he trounce? mustn't we trounce? mustn't you trounce? mustn't they trounce?	mustn't I be trouncing? mustn't you be trouncing? mustn't he be trouncing? mustn't we be trouncing? mustn't you be trouncing? mustn't they be trouncing?
Perfect	V-ing perfect
mustn't I have trounced? mustn't you have trounced? mustn't he have trounced? mustn't we have trounced? mustn't you have trounced? mustn't they have trounced?	mustn't I have been trouncing? mustn't you have been trouncing? mustn't he have been trouncing? mustn't we have been trouncing? mustn't you have been trouncing? mustn't they have been trouncing?