English verb conjugation
MUST UNCOUPLE

Regular verb: uncouple - uncoupled - uncoupled

Affirmation

Simple form	V-ing form
I must uncouple you must uncouple he must uncouple we must uncouple you must uncouple they must uncouple	I must be uncoupling you must be uncoupling he must be uncoupling we must be uncoupling you must be uncoupling they must be uncoupling
Perfect	V-ing perfect
I must have uncoupled you must have uncoupled he must have uncoupled we must have uncoupled you must have uncoupled they must have uncoupled	I must have been uncoupling you must have been uncoupling he must have been uncoupling we must have been uncoupling you must have been uncoupling they must have been uncoupling

Negation

Simple form	V-ing form
I must not uncouple you must not uncouple he must not uncouple we must not uncouple you must not uncouple they must not uncouple	I must not be uncoupling you must not be uncoupling he must not be uncoupling we must not be uncoupling you must not be uncoupling they must not be uncoupling
Perfect	V-ing perfect
I must not have uncoupled you must not have uncoupled he must not have uncoupled we must not have uncoupled you must not have uncoupled they must not have uncoupled	I must not have been uncoupling you must not have been uncoupling he must not have been uncoupling we must not have been uncoupling you must not have been uncoupling they must not have been uncoupling

Interrogative form

Simple form	V-ing form
must I uncouple? must you uncouple? must he uncouple? must we uncouple? must you uncouple? must they uncouple?	must I be uncoupling? must you be uncoupling? must he be uncoupling? must we be uncoupling? must you be uncoupling? must they be uncoupling?
Perfect	V-ing perfect
must I have uncoupled? must you have uncoupled? must he have uncoupled? must we have uncoupled? must you have uncoupled? must they have uncoupled?	must I have been uncoupling? must you have been uncoupling? must he have been uncoupling? must we have been uncoupling? must you have been uncoupling? must they have been uncoupling?

Interro-negative form

Simple form	V-ing form
must I not uncouple? must you not uncouple? must he not uncouple? must we not uncouple? must you not uncouple? must they not uncouple?	must I not be uncoupling? must you not be uncoupling? must he not be uncoupling? must we not be uncoupling? must you not be uncoupling? must they not be uncoupling?
Perfect	V-ing perfect
must I not have uncoupled? must you not have uncoupled? must he not have uncoupled? must we not have uncoupled? must you not have uncoupled? must they not have uncoupled?	must I not have been uncoupling? must you not have been uncoupling? must he not have been uncoupling? must we not have been uncoupling? must you not have been uncoupling? must they not have been uncoupling?