I must ultracentrifuge you must ultracentrifuge she must ultracentrifuge we must ultracentrifuge you must ultracentrifuge they must ultracentrifuge
Forme en V-ing
I must be ultracentrifuging you must be ultracentrifuging she must be ultracentrifuging we must be ultracentrifuging you must be ultracentrifuging they must be ultracentrifuging
Perfect
I must have ultracentrifuged you must have ultracentrifuged she must have ultracentrifuged we must have ultracentrifuged you must have ultracentrifuged they must have ultracentrifuged
Perfect en V-ing
I must have been ultracentrifuging you must have been ultracentrifuging she must have been ultracentrifuging we must have been ultracentrifuging you must have been ultracentrifuging they must have been ultracentrifuging
Négation
Forme simple
I must not ultracentrifuge you must not ultracentrifuge she must not ultracentrifuge we must not ultracentrifuge you must not ultracentrifuge they must not ultracentrifuge
Forme en V-ing
I must not be ultracentrifuging you must not be ultracentrifuging she must not be ultracentrifuging we must not be ultracentrifuging you must not be ultracentrifuging they must not be ultracentrifuging
Perfect
I must not have ultracentrifuged you must not have ultracentrifuged she must not have ultracentrifuged we must not have ultracentrifuged you must not have ultracentrifuged they must not have ultracentrifuged
Perfect en V-ing
I must not have been ultracentrifuging you must not have been ultracentrifuging she must not have been ultracentrifuging we must not have been ultracentrifuging you must not have been ultracentrifuging they must not have been ultracentrifuging
Forme interrogative
Forme simple
must I ultracentrifuge? must you ultracentrifuge? must she ultracentrifuge? must we ultracentrifuge? must you ultracentrifuge? must they ultracentrifuge?
Forme en V-ing
must I be ultracentrifuging? must you be ultracentrifuging? must she be ultracentrifuging? must we be ultracentrifuging? must you be ultracentrifuging? must they be ultracentrifuging?
Perfect
must I have ultracentrifuged? must you have ultracentrifuged? must she have ultracentrifuged? must we have ultracentrifuged? must you have ultracentrifuged? must they have ultracentrifuged?
Perfect en V-ing
must I have been ultracentrifuging? must you have been ultracentrifuging? must she have been ultracentrifuging? must we have been ultracentrifuging? must you have been ultracentrifuging? must they have been ultracentrifuging?
Forme interro-négative
Forme simple
must I not ultracentrifuge? must you not ultracentrifuge? must she not ultracentrifuge? must we not ultracentrifuge? must you not ultracentrifuge? must they not ultracentrifuge?
Forme en V-ing
must I not be ultracentrifuging? must you not be ultracentrifuging? must she not be ultracentrifuging? must we not be ultracentrifuging? must you not be ultracentrifuging? must they not be ultracentrifuging?
Perfect
must I not have ultracentrifuged? must you not have ultracentrifuged? must she not have ultracentrifuged? must we not have ultracentrifuged? must you not have ultracentrifuged? must they not have ultracentrifuged?
Perfect en V-ing
must I not have been ultracentrifuging? must you not have been ultracentrifuging? must she not have been ultracentrifuging? must we not have been ultracentrifuging? must you not have been ultracentrifuging? must they not have been ultracentrifuging?