I must superannuate you must superannuate she must superannuate we must superannuate you must superannuate they must superannuate
V-ing form
I must be superannuating you must be superannuating she must be superannuating we must be superannuating you must be superannuating they must be superannuating
Perfect
I must have superannuated you must have superannuated she must have superannuated we must have superannuated you must have superannuated they must have superannuated
V-ing perfect
I must have been superannuating you must have been superannuating she must have been superannuating we must have been superannuating you must have been superannuating they must have been superannuating
Negation
Simple form
I must not superannuate you must not superannuate she must not superannuate we must not superannuate you must not superannuate they must not superannuate
V-ing form
I must not be superannuating you must not be superannuating she must not be superannuating we must not be superannuating you must not be superannuating they must not be superannuating
Perfect
I must not have superannuated you must not have superannuated she must not have superannuated we must not have superannuated you must not have superannuated they must not have superannuated
V-ing perfect
I must not have been superannuating you must not have been superannuating she must not have been superannuating we must not have been superannuating you must not have been superannuating they must not have been superannuating
Interrogative form
Simple form
must I superannuate? must you superannuate? must she superannuate? must we superannuate? must you superannuate? must they superannuate?
V-ing form
must I be superannuating? must you be superannuating? must she be superannuating? must we be superannuating? must you be superannuating? must they be superannuating?
Perfect
must I have superannuated? must you have superannuated? must she have superannuated? must we have superannuated? must you have superannuated? must they have superannuated?
V-ing perfect
must I have been superannuating? must you have been superannuating? must she have been superannuating? must we have been superannuating? must you have been superannuating? must they have been superannuating?
Interro-negative form
Simple form
must I not superannuate? must you not superannuate? must she not superannuate? must we not superannuate? must you not superannuate? must they not superannuate?
V-ing form
must I not be superannuating? must you not be superannuating? must she not be superannuating? must we not be superannuating? must you not be superannuating? must they not be superannuating?
Perfect
must I not have superannuated? must you not have superannuated? must she not have superannuated? must we not have superannuated? must you not have superannuated? must they not have superannuated?
V-ing perfect
must I not have been superannuating? must you not have been superannuating? must she not have been superannuating? must we not have been superannuating? must you not have been superannuating? must they not have been superannuating?