English verb conjugation
MUST ENCIPHER

Regular verb: encipher - enciphered - enciphered

Affirmation

Simple form	V-ing form
I must encipher you must encipher he must encipher we must encipher you must encipher they must encipher	I must be enciphering you must be enciphering he must be enciphering we must be enciphering you must be enciphering they must be enciphering
Perfect	V-ing perfect
I must have enciphered you must have enciphered he must have enciphered we must have enciphered you must have enciphered they must have enciphered	I must have been enciphering you must have been enciphering he must have been enciphering we must have been enciphering you must have been enciphering they must have been enciphering

Negation

Simple form	V-ing form
I must not encipher you must not encipher he must not encipher we must not encipher you must not encipher they must not encipher	I must not be enciphering you must not be enciphering he must not be enciphering we must not be enciphering you must not be enciphering they must not be enciphering
Perfect	V-ing perfect
I must not have enciphered you must not have enciphered he must not have enciphered we must not have enciphered you must not have enciphered they must not have enciphered	I must not have been enciphering you must not have been enciphering he must not have been enciphering we must not have been enciphering you must not have been enciphering they must not have been enciphering

Interrogative form

Simple form	V-ing form
must I encipher? must you encipher? must he encipher? must we encipher? must you encipher? must they encipher?	must I be enciphering? must you be enciphering? must he be enciphering? must we be enciphering? must you be enciphering? must they be enciphering?
Perfect	V-ing perfect
must I have enciphered? must you have enciphered? must he have enciphered? must we have enciphered? must you have enciphered? must they have enciphered?	must I have been enciphering? must you have been enciphering? must he have been enciphering? must we have been enciphering? must you have been enciphering? must they have been enciphering?

Interro-negative form

Simple form	V-ing form
must I not encipher? must you not encipher? must he not encipher? must we not encipher? must you not encipher? must they not encipher?	must I not be enciphering? must you not be enciphering? must he not be enciphering? must we not be enciphering? must you not be enciphering? must they not be enciphering?
Perfect	V-ing perfect
must I not have enciphered? must you not have enciphered? must he not have enciphered? must we not have enciphered? must you not have enciphered? must they not have enciphered?	must I not have been enciphering? must you not have been enciphering? must he not have been enciphering? must we not have been enciphering? must you not have been enciphering? must they not have been enciphering?