I must groove you must groove she must groove we must groove you must groove they must groove
Forme en V-ing
I must be grooving you must be grooving she must be grooving we must be grooving you must be grooving they must be grooving
Perfect
I must have grooved you must have grooved she must have grooved we must have grooved you must have grooved they must have grooved
Perfect en V-ing
I must have been grooving you must have been grooving she must have been grooving we must have been grooving you must have been grooving they must have been grooving
Négation
Forme simple
I must not groove you must not groove she must not groove we must not groove you must not groove they must not groove
Forme en V-ing
I must not be grooving you must not be grooving she must not be grooving we must not be grooving you must not be grooving they must not be grooving
Perfect
I must not have grooved you must not have grooved she must not have grooved we must not have grooved you must not have grooved they must not have grooved
Perfect en V-ing
I must not have been grooving you must not have been grooving she must not have been grooving we must not have been grooving you must not have been grooving they must not have been grooving
Forme interrogative
Forme simple
must I groove? must you groove? must she groove? must we groove? must you groove? must they groove?
Forme en V-ing
must I be grooving? must you be grooving? must she be grooving? must we be grooving? must you be grooving? must they be grooving?
Perfect
must I have grooved? must you have grooved? must she have grooved? must we have grooved? must you have grooved? must they have grooved?
Perfect en V-ing
must I have been grooving? must you have been grooving? must she have been grooving? must we have been grooving? must you have been grooving? must they have been grooving?
Forme interro-négative
Forme simple
must I not groove? must you not groove? must she not groove? must we not groove? must you not groove? must they not groove?
Forme en V-ing
must I not be grooving? must you not be grooving? must she not be grooving? must we not be grooving? must you not be grooving? must they not be grooving?
Perfect
must I not have grooved? must you not have grooved? must she not have grooved? must we not have grooved? must you not have grooved? must they not have grooved?
Perfect en V-ing
must I not have been grooving? must you not have been grooving? must she not have been grooving? must we not have been grooving? must you not have been grooving? must they not have been grooving?