I must unveil you must unveil he must unveil we must unveil you must unveil they must unveil
V-ing form
I must be unveiling you must be unveiling he must be unveiling we must be unveiling you must be unveiling they must be unveiling
Perfect
I must have unveiled you must have unveiled he must have unveiled we must have unveiled you must have unveiled they must have unveiled
V-ing perfect
I must have been unveiling you must have been unveiling he must have been unveiling we must have been unveiling you must have been unveiling they must have been unveiling
Negation
Simple form
I must not unveil you must not unveil he must not unveil we must not unveil you must not unveil they must not unveil
V-ing form
I must not be unveiling you must not be unveiling he must not be unveiling we must not be unveiling you must not be unveiling they must not be unveiling
Perfect
I must not have unveiled you must not have unveiled he must not have unveiled we must not have unveiled you must not have unveiled they must not have unveiled
V-ing perfect
I must not have been unveiling you must not have been unveiling he must not have been unveiling we must not have been unveiling you must not have been unveiling they must not have been unveiling
Interrogative form
Simple form
must I unveil? must you unveil? must he unveil? must we unveil? must you unveil? must they unveil?
V-ing form
must I be unveiling? must you be unveiling? must he be unveiling? must we be unveiling? must you be unveiling? must they be unveiling?
Perfect
must I have unveiled? must you have unveiled? must he have unveiled? must we have unveiled? must you have unveiled? must they have unveiled?
V-ing perfect
must I have been unveiling? must you have been unveiling? must he have been unveiling? must we have been unveiling? must you have been unveiling? must they have been unveiling?
Interro-negative form
Simple form
must I not unveil? must you not unveil? must he not unveil? must we not unveil? must you not unveil? must they not unveil?
V-ing form
must I not be unveiling? must you not be unveiling? must he not be unveiling? must we not be unveiling? must you not be unveiling? must they not be unveiling?
Perfect
must I not have unveiled? must you not have unveiled? must he not have unveiled? must we not have unveiled? must you not have unveiled? must they not have unveiled?
V-ing perfect
must I not have been unveiling? must you not have been unveiling? must he not have been unveiling? must we not have been unveiling? must you not have been unveiling? must they not have been unveiling?