I must calve you must calve he must calve we must calve you must calve they must calve
Forme en V-ing
I must be calving you must be calving he must be calving we must be calving you must be calving they must be calving
Perfect
I must have calved you must have calved he must have calved we must have calved you must have calved they must have calved
Perfect en V-ing
I must have been calving you must have been calving he must have been calving we must have been calving you must have been calving they must have been calving
Négation
Forme simple
I must not calve you must not calve he must not calve we must not calve you must not calve they must not calve
Forme en V-ing
I must not be calving you must not be calving he must not be calving we must not be calving you must not be calving they must not be calving
Perfect
I must not have calved you must not have calved he must not have calved we must not have calved you must not have calved they must not have calved
Perfect en V-ing
I must not have been calving you must not have been calving he must not have been calving we must not have been calving you must not have been calving they must not have been calving
Forme interrogative
Forme simple
must I calve? must you calve? must he calve? must we calve? must you calve? must they calve?
Forme en V-ing
must I be calving? must you be calving? must he be calving? must we be calving? must you be calving? must they be calving?
Perfect
must I have calved? must you have calved? must he have calved? must we have calved? must you have calved? must they have calved?
Perfect en V-ing
must I have been calving? must you have been calving? must he have been calving? must we have been calving? must you have been calving? must they have been calving?
Forme interro-négative
Forme simple
must I not calve? must you not calve? must he not calve? must we not calve? must you not calve? must they not calve?
Forme en V-ing
must I not be calving? must you not be calving? must he not be calving? must we not be calving? must you not be calving? must they not be calving?
Perfect
must I not have calved? must you not have calved? must he not have calved? must we not have calved? must you not have calved? must they not have calved?
Perfect en V-ing
must I not have been calving? must you not have been calving? must he not have been calving? must we not have been calving? must you not have been calving? must they not have been calving?