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