English verb conjugation
MUST CABIN

Regular verb: cabin - cabined - cabined

Affirmation

Simple form	V-ing form
I must cabin you must cabin she must cabin we must cabin you must cabin they must cabin	I must be cabining you must be cabining she must be cabining we must be cabining you must be cabining they must be cabining
Perfect	V-ing perfect
I must have cabined you must have cabined she must have cabined we must have cabined you must have cabined they must have cabined	I must have been cabining you must have been cabining she must have been cabining we must have been cabining you must have been cabining they must have been cabining

Negation

Simple form	V-ing form
I must not cabin you must not cabin she must not cabin we must not cabin you must not cabin they must not cabin	I must not be cabining you must not be cabining she must not be cabining we must not be cabining you must not be cabining they must not be cabining
Perfect	V-ing perfect
I must not have cabined you must not have cabined she must not have cabined we must not have cabined you must not have cabined they must not have cabined	I must not have been cabining you must not have been cabining she must not have been cabining we must not have been cabining you must not have been cabining they must not have been cabining

Interrogative form

Simple form	V-ing form
must I cabin? must you cabin? must she cabin? must we cabin? must you cabin? must they cabin?	must I be cabining? must you be cabining? must she be cabining? must we be cabining? must you be cabining? must they be cabining?
Perfect	V-ing perfect
must I have cabined? must you have cabined? must she have cabined? must we have cabined? must you have cabined? must they have cabined?	must I have been cabining? must you have been cabining? must she have been cabining? must we have been cabining? must you have been cabining? must they have been cabining?

Interro-negative form

Simple form	V-ing form
must I not cabin? must you not cabin? must she not cabin? must we not cabin? must you not cabin? must they not cabin?	must I not be cabining? must you not be cabining? must she not be cabining? must we not be cabining? must you not be cabining? must they not be cabining?
Perfect	V-ing perfect
must I not have cabined? must you not have cabined? must she not have cabined? must we not have cabined? must you not have cabined? must they not have cabined?	must I not have been cabining? must you not have been cabining? must she not have been cabining? must we not have been cabining? must you not have been cabining? must they not have been cabining?