English verb conjugation
MUST BUGLE

Regular verb: bugle - bugled - bugled

Affirmation

Simple form	V-ing form
I must bugle you must bugle he must bugle we must bugle you must bugle they must bugle	I must be bugling you must be bugling he must be bugling we must be bugling you must be bugling they must be bugling
Perfect	V-ing perfect
I must have bugled you must have bugled he must have bugled we must have bugled you must have bugled they must have bugled	I must have been bugling you must have been bugling he must have been bugling we must have been bugling you must have been bugling they must have been bugling

Negation

Simple form	V-ing form
I mustn't bugle you mustn't bugle he mustn't bugle we mustn't bugle you mustn't bugle they mustn't bugle	I mustn't be bugling you mustn't be bugling he mustn't be bugling we mustn't be bugling you mustn't be bugling they mustn't be bugling
Perfect	V-ing perfect
I mustn't have bugled you mustn't have bugled he mustn't have bugled we mustn't have bugled you mustn't have bugled they mustn't have bugled	I mustn't have been bugling you mustn't have been bugling he mustn't have been bugling we mustn't have been bugling you mustn't have been bugling they mustn't have been bugling

Interrogative form

Simple form	V-ing form
must I bugle? must you bugle? must he bugle? must we bugle? must you bugle? must they bugle?	must I be bugling? must you be bugling? must he be bugling? must we be bugling? must you be bugling? must they be bugling?
Perfect	V-ing perfect
must I have bugled? must you have bugled? must he have bugled? must we have bugled? must you have bugled? must they have bugled?	must I have been bugling? must you have been bugling? must he have been bugling? must we have been bugling? must you have been bugling? must they have been bugling?

Interro-negative form

Simple form	V-ing form
mustn't I bugle? mustn't you bugle? mustn't he bugle? mustn't we bugle? mustn't you bugle? mustn't they bugle?	mustn't I be bugling? mustn't you be bugling? mustn't he be bugling? mustn't we be bugling? mustn't you be bugling? mustn't they be bugling?
Perfect	V-ing perfect
mustn't I have bugled? mustn't you have bugled? mustn't he have bugled? mustn't we have bugled? mustn't you have bugled? mustn't they have bugled?	mustn't I have been bugling? mustn't you have been bugling? mustn't he have been bugling? mustn't we have been bugling? mustn't you have been bugling? mustn't they have been bugling?