I must chagrin you must chagrin he must chagrin we must chagrin you must chagrin they must chagrin
Forme en V-ing
I must be chagrining you must be chagrining he must be chagrining we must be chagrining you must be chagrining they must be chagrining
Perfect
I must have chagrined you must have chagrined he must have chagrined we must have chagrined you must have chagrined they must have chagrined
Perfect en V-ing
I must have been chagrining you must have been chagrining he must have been chagrining we must have been chagrining you must have been chagrining they must have been chagrining
Négation
Forme simple
I must not chagrin you must not chagrin he must not chagrin we must not chagrin you must not chagrin they must not chagrin
Forme en V-ing
I must not be chagrining you must not be chagrining he must not be chagrining we must not be chagrining you must not be chagrining they must not be chagrining
Perfect
I must not have chagrined you must not have chagrined he must not have chagrined we must not have chagrined you must not have chagrined they must not have chagrined
Perfect en V-ing
I must not have been chagrining you must not have been chagrining he must not have been chagrining we must not have been chagrining you must not have been chagrining they must not have been chagrining
Forme interrogative
Forme simple
must I chagrin? must you chagrin? must he chagrin? must we chagrin? must you chagrin? must they chagrin?
Forme en V-ing
must I be chagrining? must you be chagrining? must he be chagrining? must we be chagrining? must you be chagrining? must they be chagrining?
Perfect
must I have chagrined? must you have chagrined? must he have chagrined? must we have chagrined? must you have chagrined? must they have chagrined?
Perfect en V-ing
must I have been chagrining? must you have been chagrining? must he have been chagrining? must we have been chagrining? must you have been chagrining? must they have been chagrining?
Forme interro-négative
Forme simple
must I not chagrin? must you not chagrin? must he not chagrin? must we not chagrin? must you not chagrin? must they not chagrin?
Forme en V-ing
must I not be chagrining? must you not be chagrining? must he not be chagrining? must we not be chagrining? must you not be chagrining? must they not be chagrining?
Perfect
must I not have chagrined? must you not have chagrined? must he not have chagrined? must we not have chagrined? must you not have chagrined? must they not have chagrined?
Perfect en V-ing
must I not have been chagrining? must you not have been chagrining? must he not have been chagrining? must we not have been chagrining? must you not have been chagrining? must they not have been chagrining?