I must disburse you must disburse he must disburse we must disburse you must disburse they must disburse
V-ing form
I must be disbursing you must be disbursing he must be disbursing we must be disbursing you must be disbursing they must be disbursing
Perfect
I must have disbursed you must have disbursed he must have disbursed we must have disbursed you must have disbursed they must have disbursed
V-ing perfect
I must have been disbursing you must have been disbursing he must have been disbursing we must have been disbursing you must have been disbursing they must have been disbursing
Negation
Simple form
I mustn't disburse you mustn't disburse he mustn't disburse we mustn't disburse you mustn't disburse they mustn't disburse
V-ing form
I mustn't be disbursing you mustn't be disbursing he mustn't be disbursing we mustn't be disbursing you mustn't be disbursing they mustn't be disbursing
Perfect
I mustn't have disbursed you mustn't have disbursed he mustn't have disbursed we mustn't have disbursed you mustn't have disbursed they mustn't have disbursed
V-ing perfect
I mustn't have been disbursing you mustn't have been disbursing he mustn't have been disbursing we mustn't have been disbursing you mustn't have been disbursing they mustn't have been disbursing
Interrogative form
Simple form
must I disburse? must you disburse? must he disburse? must we disburse? must you disburse? must they disburse?
V-ing form
must I be disbursing? must you be disbursing? must he be disbursing? must we be disbursing? must you be disbursing? must they be disbursing?
Perfect
must I have disbursed? must you have disbursed? must he have disbursed? must we have disbursed? must you have disbursed? must they have disbursed?
V-ing perfect
must I have been disbursing? must you have been disbursing? must he have been disbursing? must we have been disbursing? must you have been disbursing? must they have been disbursing?
Interro-negative form
Simple form
mustn't I disburse? mustn't you disburse? mustn't he disburse? mustn't we disburse? mustn't you disburse? mustn't they disburse?
V-ing form
mustn't I be disbursing? mustn't you be disbursing? mustn't he be disbursing? mustn't we be disbursing? mustn't you be disbursing? mustn't they be disbursing?
Perfect
mustn't I have disbursed? mustn't you have disbursed? mustn't he have disbursed? mustn't we have disbursed? mustn't you have disbursed? mustn't they have disbursed?
V-ing perfect
mustn't I have been disbursing? mustn't you have been disbursing? mustn't he have been disbursing? mustn't we have been disbursing? mustn't you have been disbursing? mustn't they have been disbursing?