I must examine you must examine he must examine we must examine you must examine they must examine
V-ing form
I must be examining you must be examining he must be examining we must be examining you must be examining they must be examining
Perfect
I must have examined you must have examined he must have examined we must have examined you must have examined they must have examined
V-ing perfect
I must have been examining you must have been examining he must have been examining we must have been examining you must have been examining they must have been examining
Negation
Simple form
I must not examine you must not examine he must not examine we must not examine you must not examine they must not examine
V-ing form
I must not be examining you must not be examining he must not be examining we must not be examining you must not be examining they must not be examining
Perfect
I must not have examined you must not have examined he must not have examined we must not have examined you must not have examined they must not have examined
V-ing perfect
I must not have been examining you must not have been examining he must not have been examining we must not have been examining you must not have been examining they must not have been examining
Interrogative form
Simple form
must I examine? must you examine? must he examine? must we examine? must you examine? must they examine?
V-ing form
must I be examining? must you be examining? must he be examining? must we be examining? must you be examining? must they be examining?
Perfect
must I have examined? must you have examined? must he have examined? must we have examined? must you have examined? must they have examined?
V-ing perfect
must I have been examining? must you have been examining? must he have been examining? must we have been examining? must you have been examining? must they have been examining?
Interro-negative form
Simple form
must I not examine? must you not examine? must he not examine? must we not examine? must you not examine? must they not examine?
V-ing form
must I not be examining? must you not be examining? must he not be examining? must we not be examining? must you not be examining? must they not be examining?
Perfect
must I not have examined? must you not have examined? must he not have examined? must we not have examined? must you not have examined? must they not have examined?
V-ing perfect
must I not have been examining? must you not have been examining? must he not have been examining? must we not have been examining? must you not have been examining? must they not have been examining?