I must hoop you must hoop he must hoop we must hoop you must hoop they must hoop
V-ing form
I must be hooping you must be hooping he must be hooping we must be hooping you must be hooping they must be hooping
Perfect
I must have hooped you must have hooped he must have hooped we must have hooped you must have hooped they must have hooped
V-ing perfect
I must have been hooping you must have been hooping he must have been hooping we must have been hooping you must have been hooping they must have been hooping
Negation
Simple form
I mustn't hoop you mustn't hoop he mustn't hoop we mustn't hoop you mustn't hoop they mustn't hoop
V-ing form
I mustn't be hooping you mustn't be hooping he mustn't be hooping we mustn't be hooping you mustn't be hooping they mustn't be hooping
Perfect
I mustn't have hooped you mustn't have hooped he mustn't have hooped we mustn't have hooped you mustn't have hooped they mustn't have hooped
V-ing perfect
I mustn't have been hooping you mustn't have been hooping he mustn't have been hooping we mustn't have been hooping you mustn't have been hooping they mustn't have been hooping
Interrogative form
Simple form
must I hoop? must you hoop? must he hoop? must we hoop? must you hoop? must they hoop?
V-ing form
must I be hooping? must you be hooping? must he be hooping? must we be hooping? must you be hooping? must they be hooping?
Perfect
must I have hooped? must you have hooped? must he have hooped? must we have hooped? must you have hooped? must they have hooped?
V-ing perfect
must I have been hooping? must you have been hooping? must he have been hooping? must we have been hooping? must you have been hooping? must they have been hooping?
Interro-negative form
Simple form
mustn't I hoop? mustn't you hoop? mustn't he hoop? mustn't we hoop? mustn't you hoop? mustn't they hoop?
V-ing form
mustn't I be hooping? mustn't you be hooping? mustn't he be hooping? mustn't we be hooping? mustn't you be hooping? mustn't they be hooping?
Perfect
mustn't I have hooped? mustn't you have hooped? mustn't he have hooped? mustn't we have hooped? mustn't you have hooped? mustn't they have hooped?
V-ing perfect
mustn't I have been hooping? mustn't you have been hooping? mustn't he have been hooping? mustn't we have been hooping? mustn't you have been hooping? mustn't they have been hooping?