Conjugaison du verbe anglais
MUST BACKFLIP

Verbe régulier : backflip - backfliped - backfliped

Affirmation

Forme simple	Forme en V-ing
I must backflip you must backflip she must backflip we must backflip you must backflip they must backflip	I must be backfliping you must be backfliping she must be backfliping we must be backfliping you must be backfliping they must be backfliping
Perfect	Perfect en V-ing
I must have backfliped you must have backfliped she must have backfliped we must have backfliped you must have backfliped they must have backfliped	I must have been backfliping you must have been backfliping she must have been backfliping we must have been backfliping you must have been backfliping they must have been backfliping

Négation

Forme simple	Forme en V-ing
I mustn't backflip you mustn't backflip she mustn't backflip we mustn't backflip you mustn't backflip they mustn't backflip	I mustn't be backfliping you mustn't be backfliping she mustn't be backfliping we mustn't be backfliping you mustn't be backfliping they mustn't be backfliping
Perfect	Perfect en V-ing
I mustn't have backfliped you mustn't have backfliped she mustn't have backfliped we mustn't have backfliped you mustn't have backfliped they mustn't have backfliped	I mustn't have been backfliping you mustn't have been backfliping she mustn't have been backfliping we mustn't have been backfliping you mustn't have been backfliping they mustn't have been backfliping

Forme interrogative

Forme simple	Forme en V-ing
must I backflip? must you backflip? must she backflip? must we backflip? must you backflip? must they backflip?	must I be backfliping? must you be backfliping? must she be backfliping? must we be backfliping? must you be backfliping? must they be backfliping?
Perfect	Perfect en V-ing
must I have backfliped? must you have backfliped? must she have backfliped? must we have backfliped? must you have backfliped? must they have backfliped?	must I have been backfliping? must you have been backfliping? must she have been backfliping? must we have been backfliping? must you have been backfliping? must they have been backfliping?

Forme interro-négative

Forme simple	Forme en V-ing
mustn't I backflip? mustn't you backflip? mustn't she backflip? mustn't we backflip? mustn't you backflip? mustn't they backflip?	mustn't I be backfliping? mustn't you be backfliping? mustn't she be backfliping? mustn't we be backfliping? mustn't you be backfliping? mustn't they be backfliping?
Perfect	Perfect en V-ing
mustn't I have backfliped? mustn't you have backfliped? mustn't she have backfliped? mustn't we have backfliped? mustn't you have backfliped? mustn't they have backfliped?	mustn't I have been backfliping? mustn't you have been backfliping? mustn't she have been backfliping? mustn't we have been backfliping? mustn't you have been backfliping? mustn't they have been backfliping?