Conjugaison du verbe anglais
MUST UPSHIFT

Verbe régulier : upshift - upshifted - upshifted

Affirmation

Forme simple	Forme en V-ing
I must upshift you must upshift she must upshift we must upshift you must upshift they must upshift	I must be upshifting you must be upshifting she must be upshifting we must be upshifting you must be upshifting they must be upshifting
Perfect	Perfect en V-ing
I must have upshifted you must have upshifted she must have upshifted we must have upshifted you must have upshifted they must have upshifted	I must have been upshifting you must have been upshifting she must have been upshifting we must have been upshifting you must have been upshifting they must have been upshifting

Négation

Forme simple	Forme en V-ing
I must not upshift you must not upshift she must not upshift we must not upshift you must not upshift they must not upshift	I must not be upshifting you must not be upshifting she must not be upshifting we must not be upshifting you must not be upshifting they must not be upshifting
Perfect	Perfect en V-ing
I must not have upshifted you must not have upshifted she must not have upshifted we must not have upshifted you must not have upshifted they must not have upshifted	I must not have been upshifting you must not have been upshifting she must not have been upshifting we must not have been upshifting you must not have been upshifting they must not have been upshifting

Forme interrogative

Forme simple	Forme en V-ing
must I upshift? must you upshift? must she upshift? must we upshift? must you upshift? must they upshift?	must I be upshifting? must you be upshifting? must she be upshifting? must we be upshifting? must you be upshifting? must they be upshifting?
Perfect	Perfect en V-ing
must I have upshifted? must you have upshifted? must she have upshifted? must we have upshifted? must you have upshifted? must they have upshifted?	must I have been upshifting? must you have been upshifting? must she have been upshifting? must we have been upshifting? must you have been upshifting? must they have been upshifting?

Forme interro-négative

Forme simple	Forme en V-ing
must I not upshift? must you not upshift? must she not upshift? must we not upshift? must you not upshift? must they not upshift?	must I not be upshifting? must you not be upshifting? must she not be upshifting? must we not be upshifting? must you not be upshifting? must they not be upshifting?
Perfect	Perfect en V-ing
must I not have upshifted? must you not have upshifted? must she not have upshifted? must we not have upshifted? must you not have upshifted? must they not have upshifted?	must I not have been upshifting? must you not have been upshifting? must she not have been upshifting? must we not have been upshifting? must you not have been upshifting? must they not have been upshifting?