I must agonize you must agonize he must agonize we must agonize you must agonize they must agonize
V-ing form
I must be agonizing you must be agonizing he must be agonizing we must be agonizing you must be agonizing they must be agonizing
Perfect
I must have agonized you must have agonized he must have agonized we must have agonized you must have agonized they must have agonized
V-ing perfect
I must have been agonizing you must have been agonizing he must have been agonizing we must have been agonizing you must have been agonizing they must have been agonizing
Negation
Simple form
I must not agonize you must not agonize he must not agonize we must not agonize you must not agonize they must not agonize
V-ing form
I must not be agonizing you must not be agonizing he must not be agonizing we must not be agonizing you must not be agonizing they must not be agonizing
Perfect
I must not have agonized you must not have agonized he must not have agonized we must not have agonized you must not have agonized they must not have agonized
V-ing perfect
I must not have been agonizing you must not have been agonizing he must not have been agonizing we must not have been agonizing you must not have been agonizing they must not have been agonizing
Interrogative form
Simple form
must I agonize? must you agonize? must he agonize? must we agonize? must you agonize? must they agonize?
V-ing form
must I be agonizing? must you be agonizing? must he be agonizing? must we be agonizing? must you be agonizing? must they be agonizing?
Perfect
must I have agonized? must you have agonized? must he have agonized? must we have agonized? must you have agonized? must they have agonized?
V-ing perfect
must I have been agonizing? must you have been agonizing? must he have been agonizing? must we have been agonizing? must you have been agonizing? must they have been agonizing?
Interro-negative form
Simple form
must I not agonize? must you not agonize? must he not agonize? must we not agonize? must you not agonize? must they not agonize?
V-ing form
must I not be agonizing? must you not be agonizing? must he not be agonizing? must we not be agonizing? must you not be agonizing? must they not be agonizing?
Perfect
must I not have agonized? must you not have agonized? must he not have agonized? must we not have agonized? must you not have agonized? must they not have agonized?
V-ing perfect
must I not have been agonizing? must you not have been agonizing? must he not have been agonizing? must we not have been agonizing? must you not have been agonizing? must they not have been agonizing?