I must eavesdrop you must eavesdrop he must eavesdrop we must eavesdrop you must eavesdrop they must eavesdrop
V-ing form
I must be eavesdropping you must be eavesdropping he must be eavesdropping we must be eavesdropping you must be eavesdropping they must be eavesdropping
Perfect
I must have eavesdropped you must have eavesdropped he must have eavesdropped we must have eavesdropped you must have eavesdropped they must have eavesdropped
V-ing perfect
I must have been eavesdropping you must have been eavesdropping he must have been eavesdropping we must have been eavesdropping you must have been eavesdropping they must have been eavesdropping
Negation
Simple form
I must not eavesdrop you must not eavesdrop he must not eavesdrop we must not eavesdrop you must not eavesdrop they must not eavesdrop
V-ing form
I must not be eavesdropping you must not be eavesdropping he must not be eavesdropping we must not be eavesdropping you must not be eavesdropping they must not be eavesdropping
Perfect
I must not have eavesdropped you must not have eavesdropped he must not have eavesdropped we must not have eavesdropped you must not have eavesdropped they must not have eavesdropped
V-ing perfect
I must not have been eavesdropping you must not have been eavesdropping he must not have been eavesdropping we must not have been eavesdropping you must not have been eavesdropping they must not have been eavesdropping
Interrogative form
Simple form
must I eavesdrop? must you eavesdrop? must he eavesdrop? must we eavesdrop? must you eavesdrop? must they eavesdrop?
V-ing form
must I be eavesdropping? must you be eavesdropping? must he be eavesdropping? must we be eavesdropping? must you be eavesdropping? must they be eavesdropping?
Perfect
must I have eavesdropped? must you have eavesdropped? must he have eavesdropped? must we have eavesdropped? must you have eavesdropped? must they have eavesdropped?
V-ing perfect
must I have been eavesdropping? must you have been eavesdropping? must he have been eavesdropping? must we have been eavesdropping? must you have been eavesdropping? must they have been eavesdropping?
Interro-negative form
Simple form
must I not eavesdrop? must you not eavesdrop? must he not eavesdrop? must we not eavesdrop? must you not eavesdrop? must they not eavesdrop?
V-ing form
must I not be eavesdropping? must you not be eavesdropping? must he not be eavesdropping? must we not be eavesdropping? must you not be eavesdropping? must they not be eavesdropping?
Perfect
must I not have eavesdropped? must you not have eavesdropped? must he not have eavesdropped? must we not have eavesdropped? must you not have eavesdropped? must they not have eavesdropped?
V-ing perfect
must I not have been eavesdropping? must you not have been eavesdropping? must he not have been eavesdropping? must we not have been eavesdropping? must you not have been eavesdropping? must they not have been eavesdropping?