I must cite you must cite she must cite we must cite you must cite they must cite
V-ing form
I must be citing you must be citing she must be citing we must be citing you must be citing they must be citing
Perfect
I must have cited you must have cited she must have cited we must have cited you must have cited they must have cited
V-ing perfect
I must have been citing you must have been citing she must have been citing we must have been citing you must have been citing they must have been citing
Negation
Simple form
I must not cite you must not cite she must not cite we must not cite you must not cite they must not cite
V-ing form
I must not be citing you must not be citing she must not be citing we must not be citing you must not be citing they must not be citing
Perfect
I must not have cited you must not have cited she must not have cited we must not have cited you must not have cited they must not have cited
V-ing perfect
I must not have been citing you must not have been citing she must not have been citing we must not have been citing you must not have been citing they must not have been citing
Interrogative form
Simple form
must I cite? must you cite? must she cite? must we cite? must you cite? must they cite?
V-ing form
must I be citing? must you be citing? must she be citing? must we be citing? must you be citing? must they be citing?
Perfect
must I have cited? must you have cited? must she have cited? must we have cited? must you have cited? must they have cited?
V-ing perfect
must I have been citing? must you have been citing? must she have been citing? must we have been citing? must you have been citing? must they have been citing?
Interro-negative form
Simple form
must I not cite? must you not cite? must she not cite? must we not cite? must you not cite? must they not cite?
V-ing form
must I not be citing? must you not be citing? must she not be citing? must we not be citing? must you not be citing? must they not be citing?
Perfect
must I not have cited? must you not have cited? must she not have cited? must we not have cited? must you not have cited? must they not have cited?
V-ing perfect
must I not have been citing? must you not have been citing? must she not have been citing? must we not have been citing? must you not have been citing? must they not have been citing?