I must merchandize you must merchandize he must merchandize we must merchandize you must merchandize they must merchandize
V-ing form
I must be merchandizing you must be merchandizing he must be merchandizing we must be merchandizing you must be merchandizing they must be merchandizing
Perfect
I must have merchandized you must have merchandized he must have merchandized we must have merchandized you must have merchandized they must have merchandized
V-ing perfect
I must have been merchandizing you must have been merchandizing he must have been merchandizing we must have been merchandizing you must have been merchandizing they must have been merchandizing
Negation
Simple form
I must not merchandize you must not merchandize he must not merchandize we must not merchandize you must not merchandize they must not merchandize
V-ing form
I must not be merchandizing you must not be merchandizing he must not be merchandizing we must not be merchandizing you must not be merchandizing they must not be merchandizing
Perfect
I must not have merchandized you must not have merchandized he must not have merchandized we must not have merchandized you must not have merchandized they must not have merchandized
V-ing perfect
I must not have been merchandizing you must not have been merchandizing he must not have been merchandizing we must not have been merchandizing you must not have been merchandizing they must not have been merchandizing
Interrogative form
Simple form
must I merchandize? must you merchandize? must he merchandize? must we merchandize? must you merchandize? must they merchandize?
V-ing form
must I be merchandizing? must you be merchandizing? must he be merchandizing? must we be merchandizing? must you be merchandizing? must they be merchandizing?
Perfect
must I have merchandized? must you have merchandized? must he have merchandized? must we have merchandized? must you have merchandized? must they have merchandized?
V-ing perfect
must I have been merchandizing? must you have been merchandizing? must he have been merchandizing? must we have been merchandizing? must you have been merchandizing? must they have been merchandizing?
Interro-negative form
Simple form
must I not merchandize? must you not merchandize? must he not merchandize? must we not merchandize? must you not merchandize? must they not merchandize?
V-ing form
must I not be merchandizing? must you not be merchandizing? must he not be merchandizing? must we not be merchandizing? must you not be merchandizing? must they not be merchandizing?
Perfect
must I not have merchandized? must you not have merchandized? must he not have merchandized? must we not have merchandized? must you not have merchandized? must they not have merchandized?
V-ing perfect
must I not have been merchandizing? must you not have been merchandizing? must he not have been merchandizing? must we not have been merchandizing? must you not have been merchandizing? must they not have been merchandizing?