I must shame you must shame he must shame we must shame you must shame they must shame
V-ing form
I must be shaming you must be shaming he must be shaming we must be shaming you must be shaming they must be shaming
Perfect
I must have shamed you must have shamed he must have shamed we must have shamed you must have shamed they must have shamed
V-ing perfect
I must have been shaming you must have been shaming he must have been shaming we must have been shaming you must have been shaming they must have been shaming
Negation
Simple form
I must not shame you must not shame he must not shame we must not shame you must not shame they must not shame
V-ing form
I must not be shaming you must not be shaming he must not be shaming we must not be shaming you must not be shaming they must not be shaming
Perfect
I must not have shamed you must not have shamed he must not have shamed we must not have shamed you must not have shamed they must not have shamed
V-ing perfect
I must not have been shaming you must not have been shaming he must not have been shaming we must not have been shaming you must not have been shaming they must not have been shaming
Interrogative form
Simple form
must I shame? must you shame? must he shame? must we shame? must you shame? must they shame?
V-ing form
must I be shaming? must you be shaming? must he be shaming? must we be shaming? must you be shaming? must they be shaming?
Perfect
must I have shamed? must you have shamed? must he have shamed? must we have shamed? must you have shamed? must they have shamed?
V-ing perfect
must I have been shaming? must you have been shaming? must he have been shaming? must we have been shaming? must you have been shaming? must they have been shaming?
Interro-negative form
Simple form
must I not shame? must you not shame? must he not shame? must we not shame? must you not shame? must they not shame?
V-ing form
must I not be shaming? must you not be shaming? must he not be shaming? must we not be shaming? must you not be shaming? must they not be shaming?
Perfect
must I not have shamed? must you not have shamed? must he not have shamed? must we not have shamed? must you not have shamed? must they not have shamed?
V-ing perfect
must I not have been shaming? must you not have been shaming? must he not have been shaming? must we not have been shaming? must you not have been shaming? must they not have been shaming?