I must converse you must converse she must converse we must converse you must converse they must converse
V-ing form
I must be conversing you must be conversing she must be conversing we must be conversing you must be conversing they must be conversing
Perfect
I must have conversed you must have conversed she 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 she 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 she 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 she 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 she 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 she 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 she converse? must we converse? must you converse? must they converse?
V-ing form
must I be conversing? must you be conversing? must she be conversing? must we be conversing? must you be conversing? must they be conversing?
Perfect
must I have conversed? must you have conversed? must she 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 she 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 she 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 she 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 she 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 she not have been conversing? must we not have been conversing? must you not have been conversing? must they not have been conversing?