I must decant you must decant he must decant we must decant you must decant they must decant
V-ing form
I must be decanting you must be decanting he must be decanting we must be decanting you must be decanting they must be decanting
Perfect
I must have decanted you must have decanted he must have decanted we must have decanted you must have decanted they must have decanted
V-ing perfect
I must have been decanting you must have been decanting he must have been decanting we must have been decanting you must have been decanting they must have been decanting
Negation
Simple form
I must not decant you must not decant he must not decant we must not decant you must not decant they must not decant
V-ing form
I must not be decanting you must not be decanting he must not be decanting we must not be decanting you must not be decanting they must not be decanting
Perfect
I must not have decanted you must not have decanted he must not have decanted we must not have decanted you must not have decanted they must not have decanted
V-ing perfect
I must not have been decanting you must not have been decanting he must not have been decanting we must not have been decanting you must not have been decanting they must not have been decanting
Interrogative form
Simple form
must I decant? must you decant? must he decant? must we decant? must you decant? must they decant?
V-ing form
must I be decanting? must you be decanting? must he be decanting? must we be decanting? must you be decanting? must they be decanting?
Perfect
must I have decanted? must you have decanted? must he have decanted? must we have decanted? must you have decanted? must they have decanted?
V-ing perfect
must I have been decanting? must you have been decanting? must he have been decanting? must we have been decanting? must you have been decanting? must they have been decanting?
Interro-negative form
Simple form
must I not decant? must you not decant? must he not decant? must we not decant? must you not decant? must they not decant?
V-ing form
must I not be decanting? must you not be decanting? must he not be decanting? must we not be decanting? must you not be decanting? must they not be decanting?
Perfect
must I not have decanted? must you not have decanted? must he not have decanted? must we not have decanted? must you not have decanted? must they not have decanted?
V-ing perfect
must I not have been decanting? must you not have been decanting? must he not have been decanting? must we not have been decanting? must you not have been decanting? must they not have been decanting?