English verb conjugation
MUST UNDOCK

Regular verb: undock - undocked - undocked

Affirmation

Simple form	V-ing form
I must undock you must undock he must undock we must undock you must undock they must undock	I must be undocking you must be undocking he must be undocking we must be undocking you must be undocking they must be undocking
Perfect	V-ing perfect
I must have undocked you must have undocked he must have undocked we must have undocked you must have undocked they must have undocked	I must have been undocking you must have been undocking he must have been undocking we must have been undocking you must have been undocking they must have been undocking

Negation

Simple form	V-ing form
I mustn't undock you mustn't undock he mustn't undock we mustn't undock you mustn't undock they mustn't undock	I mustn't be undocking you mustn't be undocking he mustn't be undocking we mustn't be undocking you mustn't be undocking they mustn't be undocking
Perfect	V-ing perfect
I mustn't have undocked you mustn't have undocked he mustn't have undocked we mustn't have undocked you mustn't have undocked they mustn't have undocked	I mustn't have been undocking you mustn't have been undocking he mustn't have been undocking we mustn't have been undocking you mustn't have been undocking they mustn't have been undocking

Interrogative form

Simple form	V-ing form
must I undock? must you undock? must he undock? must we undock? must you undock? must they undock?	must I be undocking? must you be undocking? must he be undocking? must we be undocking? must you be undocking? must they be undocking?
Perfect	V-ing perfect
must I have undocked? must you have undocked? must he have undocked? must we have undocked? must you have undocked? must they have undocked?	must I have been undocking? must you have been undocking? must he have been undocking? must we have been undocking? must you have been undocking? must they have been undocking?

Interro-negative form

Simple form	V-ing form
mustn't I undock? mustn't you undock? mustn't he undock? mustn't we undock? mustn't you undock? mustn't they undock?	mustn't I be undocking? mustn't you be undocking? mustn't he be undocking? mustn't we be undocking? mustn't you be undocking? mustn't they be undocking?
Perfect	V-ing perfect
mustn't I have undocked? mustn't you have undocked? mustn't he have undocked? mustn't we have undocked? mustn't you have undocked? mustn't they have undocked?	mustn't I have been undocking? mustn't you have been undocking? mustn't he have been undocking? mustn't we have been undocking? mustn't you have been undocking? mustn't they have been undocking?