English verb conjugation
MUST RIM

Regular verb: rim - rimed - rimed

Affirmation

Simple form	V-ing form
I must rim you must rim he must rim we must rim you must rim they must rim	I must be riming you must be riming he must be riming we must be riming you must be riming they must be riming
Perfect	V-ing perfect
I must have rimed you must have rimed he must have rimed we must have rimed you must have rimed they must have rimed	I must have been riming you must have been riming he must have been riming we must have been riming you must have been riming they must have been riming

Negation

Simple form	V-ing form
I mustn't rim you mustn't rim he mustn't rim we mustn't rim you mustn't rim they mustn't rim	I mustn't be riming you mustn't be riming he mustn't be riming we mustn't be riming you mustn't be riming they mustn't be riming
Perfect	V-ing perfect
I mustn't have rimed you mustn't have rimed he mustn't have rimed we mustn't have rimed you mustn't have rimed they mustn't have rimed	I mustn't have been riming you mustn't have been riming he mustn't have been riming we mustn't have been riming you mustn't have been riming they mustn't have been riming

Interrogative form

Simple form	V-ing form
must I rim? must you rim? must he rim? must we rim? must you rim? must they rim?	must I be riming? must you be riming? must he be riming? must we be riming? must you be riming? must they be riming?
Perfect	V-ing perfect
must I have rimed? must you have rimed? must he have rimed? must we have rimed? must you have rimed? must they have rimed?	must I have been riming? must you have been riming? must he have been riming? must we have been riming? must you have been riming? must they have been riming?

Interro-negative form

Simple form	V-ing form
mustn't I rim? mustn't you rim? mustn't he rim? mustn't we rim? mustn't you rim? mustn't they rim?	mustn't I be riming? mustn't you be riming? mustn't he be riming? mustn't we be riming? mustn't you be riming? mustn't they be riming?
Perfect	V-ing perfect
mustn't I have rimed? mustn't you have rimed? mustn't he have rimed? mustn't we have rimed? mustn't you have rimed? mustn't they have rimed?	mustn't I have been riming? mustn't you have been riming? mustn't he have been riming? mustn't we have been riming? mustn't you have been riming? mustn't they have been riming?