I must rouse you must rouse he must rouse we must rouse you must rouse they must rouse
V-ing form
I must be rousing you must be rousing he must be rousing we must be rousing you must be rousing they must be rousing
Perfect
I must have roused you must have roused he must have roused we must have roused you must have roused they must have roused
V-ing perfect
I must have been rousing you must have been rousing he must have been rousing we must have been rousing you must have been rousing they must have been rousing
Negation
Simple form
I mustn't rouse you mustn't rouse he mustn't rouse we mustn't rouse you mustn't rouse they mustn't rouse
V-ing form
I mustn't be rousing you mustn't be rousing he mustn't be rousing we mustn't be rousing you mustn't be rousing they mustn't be rousing
Perfect
I mustn't have roused you mustn't have roused he mustn't have roused we mustn't have roused you mustn't have roused they mustn't have roused
V-ing perfect
I mustn't have been rousing you mustn't have been rousing he mustn't have been rousing we mustn't have been rousing you mustn't have been rousing they mustn't have been rousing
Interrogative form
Simple form
must I rouse? must you rouse? must he rouse? must we rouse? must you rouse? must they rouse?
V-ing form
must I be rousing? must you be rousing? must he be rousing? must we be rousing? must you be rousing? must they be rousing?
Perfect
must I have roused? must you have roused? must he have roused? must we have roused? must you have roused? must they have roused?
V-ing perfect
must I have been rousing? must you have been rousing? must he have been rousing? must we have been rousing? must you have been rousing? must they have been rousing?
Interro-negative form
Simple form
mustn't I rouse? mustn't you rouse? mustn't he rouse? mustn't we rouse? mustn't you rouse? mustn't they rouse?
V-ing form
mustn't I be rousing? mustn't you be rousing? mustn't he be rousing? mustn't we be rousing? mustn't you be rousing? mustn't they be rousing?
Perfect
mustn't I have roused? mustn't you have roused? mustn't he have roused? mustn't we have roused? mustn't you have roused? mustn't they have roused?
V-ing perfect
mustn't I have been rousing? mustn't you have been rousing? mustn't he have been rousing? mustn't we have been rousing? mustn't you have been rousing? mustn't they have been rousing?