English verb conjugation
MUST FERRY

Regular verb: ferry - ferried - ferried

Affirmation

Simple form	V-ing form
I must ferry you must ferry he must ferry we must ferry you must ferry they must ferry	I must be ferrying you must be ferrying he must be ferrying we must be ferrying you must be ferrying they must be ferrying
Perfect	V-ing perfect
I must have ferried you must have ferried he must have ferried we must have ferried you must have ferried they must have ferried	I must have been ferrying you must have been ferrying he must have been ferrying we must have been ferrying you must have been ferrying they must have been ferrying

Negation

Simple form	V-ing form
I must not ferry you must not ferry he must not ferry we must not ferry you must not ferry they must not ferry	I must not be ferrying you must not be ferrying he must not be ferrying we must not be ferrying you must not be ferrying they must not be ferrying
Perfect	V-ing perfect
I must not have ferried you must not have ferried he must not have ferried we must not have ferried you must not have ferried they must not have ferried	I must not have been ferrying you must not have been ferrying he must not have been ferrying we must not have been ferrying you must not have been ferrying they must not have been ferrying

Interrogative form

Simple form	V-ing form
must I ferry? must you ferry? must he ferry? must we ferry? must you ferry? must they ferry?	must I be ferrying? must you be ferrying? must he be ferrying? must we be ferrying? must you be ferrying? must they be ferrying?
Perfect	V-ing perfect
must I have ferried? must you have ferried? must he have ferried? must we have ferried? must you have ferried? must they have ferried?	must I have been ferrying? must you have been ferrying? must he have been ferrying? must we have been ferrying? must you have been ferrying? must they have been ferrying?

Interro-negative form

Simple form	V-ing form
must I not ferry? must you not ferry? must he not ferry? must we not ferry? must you not ferry? must they not ferry?	must I not be ferrying? must you not be ferrying? must he not be ferrying? must we not be ferrying? must you not be ferrying? must they not be ferrying?
Perfect	V-ing perfect
must I not have ferried? must you not have ferried? must he not have ferried? must we not have ferried? must you not have ferried? must they not have ferried?	must I not have been ferrying? must you not have been ferrying? must he not have been ferrying? must we not have been ferrying? must you not have been ferrying? must they not have been ferrying?