I must converse you must converse he must converse we must converse you must converse they must converse
V-ing form
I must be conversing you must be conversing he must be conversing we must be conversing you must be conversing they must be conversing
Perfect
I must have conversed you must have conversed he must have conversed we must have conversed you must have conversed they must have conversed
V-ing perfect
I must have been conversing you must have been conversing he must have been conversing we must have been conversing you must have been conversing they must have been conversing
Negation
Simple form
I must not converse you must not converse he must not converse we must not converse you must not converse they must not converse
V-ing form
I must not be conversing you must not be conversing he must not be conversing we must not be conversing you must not be conversing they must not be conversing
Perfect
I must not have conversed you must not have conversed he must not have conversed we must not have conversed you must not have conversed they must not have conversed
V-ing perfect
I must not have been conversing you must not have been conversing he must not have been conversing we must not have been conversing you must not have been conversing they must not have been conversing
Interrogative form
Simple form
must I converse? must you converse? must he converse? must we converse? must you converse? must they converse?
V-ing form
must I be conversing? must you be conversing? must he be conversing? must we be conversing? must you be conversing? must they be conversing?
Perfect
must I have conversed? must you have conversed? must he have conversed? must we have conversed? must you have conversed? must they have conversed?
V-ing perfect
must I have been conversing? must you have been conversing? must he have been conversing? must we have been conversing? must you have been conversing? must they have been conversing?
Interro-negative form
Simple form
must I not converse? must you not converse? must he not converse? must we not converse? must you not converse? must they not converse?
V-ing form
must I not be conversing? must you not be conversing? must he not be conversing? must we not be conversing? must you not be conversing? must they not be conversing?
Perfect
must I not have conversed? must you not have conversed? must he not have conversed? must we not have conversed? must you not have conversed? must they not have conversed?
V-ing perfect
must I not have been conversing? must you not have been conversing? must he not have been conversing? must we not have been conversing? must you not have been conversing? must they not have been conversing?