I must administrate you must administrate she must administrate we must administrate you must administrate they must administrate
V-ing form
I must be administrating you must be administrating she must be administrating we must be administrating you must be administrating they must be administrating
Perfect
I must have administrated you must have administrated she must have administrated we must have administrated you must have administrated they must have administrated
V-ing perfect
I must have been administrating you must have been administrating she must have been administrating we must have been administrating you must have been administrating they must have been administrating
Negation
Simple form
I must not administrate you must not administrate she must not administrate we must not administrate you must not administrate they must not administrate
V-ing form
I must not be administrating you must not be administrating she must not be administrating we must not be administrating you must not be administrating they must not be administrating
Perfect
I must not have administrated you must not have administrated she must not have administrated we must not have administrated you must not have administrated they must not have administrated
V-ing perfect
I must not have been administrating you must not have been administrating she must not have been administrating we must not have been administrating you must not have been administrating they must not have been administrating
Interrogative form
Simple form
must I administrate? must you administrate? must she administrate? must we administrate? must you administrate? must they administrate?
V-ing form
must I be administrating? must you be administrating? must she be administrating? must we be administrating? must you be administrating? must they be administrating?
Perfect
must I have administrated? must you have administrated? must she have administrated? must we have administrated? must you have administrated? must they have administrated?
V-ing perfect
must I have been administrating? must you have been administrating? must she have been administrating? must we have been administrating? must you have been administrating? must they have been administrating?
Interro-negative form
Simple form
must I not administrate? must you not administrate? must she not administrate? must we not administrate? must you not administrate? must they not administrate?
V-ing form
must I not be administrating? must you not be administrating? must she not be administrating? must we not be administrating? must you not be administrating? must they not be administrating?
Perfect
must I not have administrated? must you not have administrated? must she not have administrated? must we not have administrated? must you not have administrated? must they not have administrated?
V-ing perfect
must I not have been administrating? must you not have been administrating? must she not have been administrating? must we not have been administrating? must you not have been administrating? must they not have been administrating?