I must traverse you must traverse she must traverse we must traverse you must traverse they must traverse
V-ing form
I must be traversing you must be traversing she must be traversing we must be traversing you must be traversing they must be traversing
Perfect
I must have traversed you must have traversed she must have traversed we must have traversed you must have traversed they must have traversed
V-ing perfect
I must have been traversing you must have been traversing she must have been traversing we must have been traversing you must have been traversing they must have been traversing
Negation
Simple form
I must not traverse you must not traverse she must not traverse we must not traverse you must not traverse they must not traverse
V-ing form
I must not be traversing you must not be traversing she must not be traversing we must not be traversing you must not be traversing they must not be traversing
Perfect
I must not have traversed you must not have traversed she must not have traversed we must not have traversed you must not have traversed they must not have traversed
V-ing perfect
I must not have been traversing you must not have been traversing she must not have been traversing we must not have been traversing you must not have been traversing they must not have been traversing
Interrogative form
Simple form
must I traverse? must you traverse? must she traverse? must we traverse? must you traverse? must they traverse?
V-ing form
must I be traversing? must you be traversing? must she be traversing? must we be traversing? must you be traversing? must they be traversing?
Perfect
must I have traversed? must you have traversed? must she have traversed? must we have traversed? must you have traversed? must they have traversed?
V-ing perfect
must I have been traversing? must you have been traversing? must she have been traversing? must we have been traversing? must you have been traversing? must they have been traversing?
Interro-negative form
Simple form
must I not traverse? must you not traverse? must she not traverse? must we not traverse? must you not traverse? must they not traverse?
V-ing form
must I not be traversing? must you not be traversing? must she not be traversing? must we not be traversing? must you not be traversing? must they not be traversing?
Perfect
must I not have traversed? must you not have traversed? must she not have traversed? must we not have traversed? must you not have traversed? must they not have traversed?
V-ing perfect
must I not have been traversing? must you not have been traversing? must she not have been traversing? must we not have been traversing? must you not have been traversing? must they not have been traversing?