English verb conjugation
MUST ENCHAIN

Regular verb: enchain - enchained - enchained

Affirmation

Simple form	V-ing form
I must enchain you must enchain he must enchain we must enchain you must enchain they must enchain	I must be enchaining you must be enchaining he must be enchaining we must be enchaining you must be enchaining they must be enchaining
Perfect	V-ing perfect
I must have enchained you must have enchained he must have enchained we must have enchained you must have enchained they must have enchained	I must have been enchaining you must have been enchaining he must have been enchaining we must have been enchaining you must have been enchaining they must have been enchaining

Negation

Simple form	V-ing form
I mustn't enchain you mustn't enchain he mustn't enchain we mustn't enchain you mustn't enchain they mustn't enchain	I mustn't be enchaining you mustn't be enchaining he mustn't be enchaining we mustn't be enchaining you mustn't be enchaining they mustn't be enchaining
Perfect	V-ing perfect
I mustn't have enchained you mustn't have enchained he mustn't have enchained we mustn't have enchained you mustn't have enchained they mustn't have enchained	I mustn't have been enchaining you mustn't have been enchaining he mustn't have been enchaining we mustn't have been enchaining you mustn't have been enchaining they mustn't have been enchaining

Interrogative form

Simple form	V-ing form
must I enchain? must you enchain? must he enchain? must we enchain? must you enchain? must they enchain?	must I be enchaining? must you be enchaining? must he be enchaining? must we be enchaining? must you be enchaining? must they be enchaining?
Perfect	V-ing perfect
must I have enchained? must you have enchained? must he have enchained? must we have enchained? must you have enchained? must they have enchained?	must I have been enchaining? must you have been enchaining? must he have been enchaining? must we have been enchaining? must you have been enchaining? must they have been enchaining?

Interro-negative form

Simple form	V-ing form
mustn't I enchain? mustn't you enchain? mustn't he enchain? mustn't we enchain? mustn't you enchain? mustn't they enchain?	mustn't I be enchaining? mustn't you be enchaining? mustn't he be enchaining? mustn't we be enchaining? mustn't you be enchaining? mustn't they be enchaining?
Perfect	V-ing perfect
mustn't I have enchained? mustn't you have enchained? mustn't he have enchained? mustn't we have enchained? mustn't you have enchained? mustn't they have enchained?	mustn't I have been enchaining? mustn't you have been enchaining? mustn't he have been enchaining? mustn't we have been enchaining? mustn't you have been enchaining? mustn't they have been enchaining?