I must monitor you must monitor she must monitor we must monitor you must monitor they must monitor
V-ing form
I must be monitoring you must be monitoring she must be monitoring we must be monitoring you must be monitoring they must be monitoring
Perfect
I must have monitored you must have monitored she must have monitored we must have monitored you must have monitored they must have monitored
V-ing perfect
I must have been monitoring you must have been monitoring she must have been monitoring we must have been monitoring you must have been monitoring they must have been monitoring
Negation
Simple form
I must not monitor you must not monitor she must not monitor we must not monitor you must not monitor they must not monitor
V-ing form
I must not be monitoring you must not be monitoring she must not be monitoring we must not be monitoring you must not be monitoring they must not be monitoring
Perfect
I must not have monitored you must not have monitored she must not have monitored we must not have monitored you must not have monitored they must not have monitored
V-ing perfect
I must not have been monitoring you must not have been monitoring she must not have been monitoring we must not have been monitoring you must not have been monitoring they must not have been monitoring
Interrogative form
Simple form
must I monitor? must you monitor? must she monitor? must we monitor? must you monitor? must they monitor?
V-ing form
must I be monitoring? must you be monitoring? must she be monitoring? must we be monitoring? must you be monitoring? must they be monitoring?
Perfect
must I have monitored? must you have monitored? must she have monitored? must we have monitored? must you have monitored? must they have monitored?
V-ing perfect
must I have been monitoring? must you have been monitoring? must she have been monitoring? must we have been monitoring? must you have been monitoring? must they have been monitoring?
Interro-negative form
Simple form
must I not monitor? must you not monitor? must she not monitor? must we not monitor? must you not monitor? must they not monitor?
V-ing form
must I not be monitoring? must you not be monitoring? must she not be monitoring? must we not be monitoring? must you not be monitoring? must they not be monitoring?
Perfect
must I not have monitored? must you not have monitored? must she not have monitored? must we not have monitored? must you not have monitored? must they not have monitored?
V-ing perfect
must I not have been monitoring? must you not have been monitoring? must she not have been monitoring? must we not have been monitoring? must you not have been monitoring? must they not have been monitoring?