English verb conjugation
MUST INTERTWINE

Regular verb: intertwine - intertwined - intertwined

Affirmation

Simple form	V-ing form
I must intertwine you must intertwine he must intertwine we must intertwine you must intertwine they must intertwine	I must be intertwining you must be intertwining he must be intertwining we must be intertwining you must be intertwining they must be intertwining
Perfect	V-ing perfect
I must have intertwined you must have intertwined he must have intertwined we must have intertwined you must have intertwined they must have intertwined	I must have been intertwining you must have been intertwining he must have been intertwining we must have been intertwining you must have been intertwining they must have been intertwining

Negation

Simple form	V-ing form
I mustn't intertwine you mustn't intertwine he mustn't intertwine we mustn't intertwine you mustn't intertwine they mustn't intertwine	I mustn't be intertwining you mustn't be intertwining he mustn't be intertwining we mustn't be intertwining you mustn't be intertwining they mustn't be intertwining
Perfect	V-ing perfect
I mustn't have intertwined you mustn't have intertwined he mustn't have intertwined we mustn't have intertwined you mustn't have intertwined they mustn't have intertwined	I mustn't have been intertwining you mustn't have been intertwining he mustn't have been intertwining we mustn't have been intertwining you mustn't have been intertwining they mustn't have been intertwining

Interrogative form

Simple form	V-ing form
must I intertwine? must you intertwine? must he intertwine? must we intertwine? must you intertwine? must they intertwine?	must I be intertwining? must you be intertwining? must he be intertwining? must we be intertwining? must you be intertwining? must they be intertwining?
Perfect	V-ing perfect
must I have intertwined? must you have intertwined? must he have intertwined? must we have intertwined? must you have intertwined? must they have intertwined?	must I have been intertwining? must you have been intertwining? must he have been intertwining? must we have been intertwining? must you have been intertwining? must they have been intertwining?

Interro-negative form

Simple form	V-ing form
mustn't I intertwine? mustn't you intertwine? mustn't he intertwine? mustn't we intertwine? mustn't you intertwine? mustn't they intertwine?	mustn't I be intertwining? mustn't you be intertwining? mustn't he be intertwining? mustn't we be intertwining? mustn't you be intertwining? mustn't they be intertwining?
Perfect	V-ing perfect
mustn't I have intertwined? mustn't you have intertwined? mustn't he have intertwined? mustn't we have intertwined? mustn't you have intertwined? mustn't they have intertwined?	mustn't I have been intertwining? mustn't you have been intertwining? mustn't he have been intertwining? mustn't we have been intertwining? mustn't you have been intertwining? mustn't they have been intertwining?