English verb conjugation
MUST STOPPLE

Regular verb: stopple - stoppled - stoppled

Affirmation

Simple form	V-ing form
I must stopple you must stopple she must stopple we must stopple you must stopple they must stopple	I must be stoppling you must be stoppling she must be stoppling we must be stoppling you must be stoppling they must be stoppling
Perfect	V-ing perfect
I must have stoppled you must have stoppled she must have stoppled we must have stoppled you must have stoppled they must have stoppled	I must have been stoppling you must have been stoppling she must have been stoppling we must have been stoppling you must have been stoppling they must have been stoppling

Negation

Simple form	V-ing form
I mustn't stopple you mustn't stopple she mustn't stopple we mustn't stopple you mustn't stopple they mustn't stopple	I mustn't be stoppling you mustn't be stoppling she mustn't be stoppling we mustn't be stoppling you mustn't be stoppling they mustn't be stoppling
Perfect	V-ing perfect
I mustn't have stoppled you mustn't have stoppled she mustn't have stoppled we mustn't have stoppled you mustn't have stoppled they mustn't have stoppled	I mustn't have been stoppling you mustn't have been stoppling she mustn't have been stoppling we mustn't have been stoppling you mustn't have been stoppling they mustn't have been stoppling

Interrogative form

Simple form	V-ing form
must I stopple? must you stopple? must she stopple? must we stopple? must you stopple? must they stopple?	must I be stoppling? must you be stoppling? must she be stoppling? must we be stoppling? must you be stoppling? must they be stoppling?
Perfect	V-ing perfect
must I have stoppled? must you have stoppled? must she have stoppled? must we have stoppled? must you have stoppled? must they have stoppled?	must I have been stoppling? must you have been stoppling? must she have been stoppling? must we have been stoppling? must you have been stoppling? must they have been stoppling?

Interro-negative form

Simple form	V-ing form
mustn't I stopple? mustn't you stopple? mustn't she stopple? mustn't we stopple? mustn't you stopple? mustn't they stopple?	mustn't I be stoppling? mustn't you be stoppling? mustn't she be stoppling? mustn't we be stoppling? mustn't you be stoppling? mustn't they be stoppling?
Perfect	V-ing perfect
mustn't I have stoppled? mustn't you have stoppled? mustn't she have stoppled? mustn't we have stoppled? mustn't you have stoppled? mustn't they have stoppled?	mustn't I have been stoppling? mustn't you have been stoppling? mustn't she have been stoppling? mustn't we have been stoppling? mustn't you have been stoppling? mustn't they have been stoppling?