I must betoken you must betoken she must betoken we must betoken you must betoken they must betoken
V-ing form
I must be betokening you must be betokening she must be betokening we must be betokening you must be betokening they must be betokening
Perfect
I must have betokened you must have betokened she must have betokened we must have betokened you must have betokened they must have betokened
V-ing perfect
I must have been betokening you must have been betokening she must have been betokening we must have been betokening you must have been betokening they must have been betokening
Negation
Simple form
I must not betoken you must not betoken she must not betoken we must not betoken you must not betoken they must not betoken
V-ing form
I must not be betokening you must not be betokening she must not be betokening we must not be betokening you must not be betokening they must not be betokening
Perfect
I must not have betokened you must not have betokened she must not have betokened we must not have betokened you must not have betokened they must not have betokened
V-ing perfect
I must not have been betokening you must not have been betokening she must not have been betokening we must not have been betokening you must not have been betokening they must not have been betokening
Interrogative form
Simple form
must I betoken? must you betoken? must she betoken? must we betoken? must you betoken? must they betoken?
V-ing form
must I be betokening? must you be betokening? must she be betokening? must we be betokening? must you be betokening? must they be betokening?
Perfect
must I have betokened? must you have betokened? must she have betokened? must we have betokened? must you have betokened? must they have betokened?
V-ing perfect
must I have been betokening? must you have been betokening? must she have been betokening? must we have been betokening? must you have been betokening? must they have been betokening?
Interro-negative form
Simple form
must I not betoken? must you not betoken? must she not betoken? must we not betoken? must you not betoken? must they not betoken?
V-ing form
must I not be betokening? must you not be betokening? must she not be betokening? must we not be betokening? must you not be betokening? must they not be betokening?
Perfect
must I not have betokened? must you not have betokened? must she not have betokened? must we not have betokened? must you not have betokened? must they not have betokened?
V-ing perfect
must I not have been betokening? must you not have been betokening? must she not have been betokening? must we not have been betokening? must you not have been betokening? must they not have been betokening?