English verb conjugation
MUST CABIN

Regular verb: cabin - cabined - cabined

Affirmation

Simple form	V-ing form
I must cabin you must cabin he must cabin we must cabin you must cabin they must cabin	I must be cabining you must be cabining he 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 he 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 he 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 mustn't cabin you mustn't cabin he mustn't cabin we mustn't cabin you mustn't cabin they mustn't cabin	I mustn't be cabining you mustn't be cabining he mustn't be cabining we mustn't be cabining you mustn't be cabining they mustn't be cabining
Perfect	V-ing perfect
I mustn't have cabined you mustn't have cabined he mustn't have cabined we mustn't have cabined you mustn't have cabined they mustn't have cabined	I mustn't have been cabining you mustn't have been cabining he mustn't have been cabining we mustn't have been cabining you mustn't have been cabining they mustn't have been cabining

Interrogative form

Simple form	V-ing form
must I cabin? must you cabin? must he cabin? must we cabin? must you cabin? must they cabin?	must I be cabining? must you be cabining? must he 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 he 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 he 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
mustn't I cabin? mustn't you cabin? mustn't he cabin? mustn't we cabin? mustn't you cabin? mustn't they cabin?	mustn't I be cabining? mustn't you be cabining? mustn't he be cabining? mustn't we be cabining? mustn't you be cabining? mustn't they be cabining?
Perfect	V-ing perfect
mustn't I have cabined? mustn't you have cabined? mustn't he have cabined? mustn't we have cabined? mustn't you have cabined? mustn't they have cabined?	mustn't I have been cabining? mustn't you have been cabining? mustn't he have been cabining? mustn't we have been cabining? mustn't you have been cabining? mustn't they have been cabining?