I must underfinance you must underfinance she must underfinance we must underfinance you must underfinance they must underfinance
V-ing form
I must be underfinancing you must be underfinancing she must be underfinancing we must be underfinancing you must be underfinancing they must be underfinancing
Perfect
I must have underfinanced you must have underfinanced she must have underfinanced we must have underfinanced you must have underfinanced they must have underfinanced
V-ing perfect
I must have been underfinancing you must have been underfinancing she must have been underfinancing we must have been underfinancing you must have been underfinancing they must have been underfinancing
Negation
Simple form
I must not underfinance you must not underfinance she must not underfinance we must not underfinance you must not underfinance they must not underfinance
V-ing form
I must not be underfinancing you must not be underfinancing she must not be underfinancing we must not be underfinancing you must not be underfinancing they must not be underfinancing
Perfect
I must not have underfinanced you must not have underfinanced she must not have underfinanced we must not have underfinanced you must not have underfinanced they must not have underfinanced
V-ing perfect
I must not have been underfinancing you must not have been underfinancing she must not have been underfinancing we must not have been underfinancing you must not have been underfinancing they must not have been underfinancing
Interrogative form
Simple form
must I underfinance? must you underfinance? must she underfinance? must we underfinance? must you underfinance? must they underfinance?
V-ing form
must I be underfinancing? must you be underfinancing? must she be underfinancing? must we be underfinancing? must you be underfinancing? must they be underfinancing?
Perfect
must I have underfinanced? must you have underfinanced? must she have underfinanced? must we have underfinanced? must you have underfinanced? must they have underfinanced?
V-ing perfect
must I have been underfinancing? must you have been underfinancing? must she have been underfinancing? must we have been underfinancing? must you have been underfinancing? must they have been underfinancing?
Interro-negative form
Simple form
must I not underfinance? must you not underfinance? must she not underfinance? must we not underfinance? must you not underfinance? must they not underfinance?
V-ing form
must I not be underfinancing? must you not be underfinancing? must she not be underfinancing? must we not be underfinancing? must you not be underfinancing? must they not be underfinancing?
Perfect
must I not have underfinanced? must you not have underfinanced? must she not have underfinanced? must we not have underfinanced? must you not have underfinanced? must they not have underfinanced?
V-ing perfect
must I not have been underfinancing? must you not have been underfinancing? must she not have been underfinancing? must we not have been underfinancing? must you not have been underfinancing? must they not have been underfinancing?