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