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