English verb conjugation
MUST CARBONIZE

Regular verb: carbonize - carbonized - carbonized

Affirmation

Simple form	V-ing form
I must carbonize you must carbonize he must carbonize we must carbonize you must carbonize they must carbonize	I must be carbonizing you must be carbonizing he must be carbonizing we must be carbonizing you must be carbonizing they must be carbonizing
Perfect	V-ing perfect
I must have carbonized you must have carbonized he must have carbonized we must have carbonized you must have carbonized they must have carbonized	I must have been carbonizing you must have been carbonizing he must have been carbonizing we must have been carbonizing you must have been carbonizing they must have been carbonizing

Negation

Simple form	V-ing form
I must not carbonize you must not carbonize he must not carbonize we must not carbonize you must not carbonize they must not carbonize	I must not be carbonizing you must not be carbonizing he must not be carbonizing we must not be carbonizing you must not be carbonizing they must not be carbonizing
Perfect	V-ing perfect
I must not have carbonized you must not have carbonized he must not have carbonized we must not have carbonized you must not have carbonized they must not have carbonized	I must not have been carbonizing you must not have been carbonizing he must not have been carbonizing we must not have been carbonizing you must not have been carbonizing they must not have been carbonizing

Interrogative form

Simple form	V-ing form
must I carbonize? must you carbonize? must he carbonize? must we carbonize? must you carbonize? must they carbonize?	must I be carbonizing? must you be carbonizing? must he be carbonizing? must we be carbonizing? must you be carbonizing? must they be carbonizing?
Perfect	V-ing perfect
must I have carbonized? must you have carbonized? must he have carbonized? must we have carbonized? must you have carbonized? must they have carbonized?	must I have been carbonizing? must you have been carbonizing? must he have been carbonizing? must we have been carbonizing? must you have been carbonizing? must they have been carbonizing?

Interro-negative form

Simple form	V-ing form
must I not carbonize? must you not carbonize? must he not carbonize? must we not carbonize? must you not carbonize? must they not carbonize?	must I not be carbonizing? must you not be carbonizing? must he not be carbonizing? must we not be carbonizing? must you not be carbonizing? must they not be carbonizing?
Perfect	V-ing perfect
must I not have carbonized? must you not have carbonized? must he not have carbonized? must we not have carbonized? must you not have carbonized? must they not have carbonized?	must I not have been carbonizing? must you not have been carbonizing? must he not have been carbonizing? must we not have been carbonizing? must you not have been carbonizing? must they not have been carbonizing?