must destruct
Regular verb: destruct - destructed- destructed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must destruct
you must destruct
she must destruct
we must destruct
you must destruct
they must destruct 	I must be destructing
you must be destructing
she must be destructing
we must be destructing
you must be destructing
they must be destructing	I must have destructed
you must have destructed
she must have destructed
we must have destructed
you must have destructed
they must have destructed	I must have been destructing
you must have been destructing
she must have been destructing
we must have been destructing
you must have been destructing
they must have been destructing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't destruct
you mustn't destruct
she mustn't destruct
we mustn't destruct
you mustn't destruct
they mustn't destruct 	I mustn't be destructing
you mustn't be destructing
she mustn't be destructing
we mustn't be destructing
you mustn't be destructing
they mustn't be destructing	I mustn't have destructed
you mustn't have destructed
she mustn't have destructed
we mustn't have destructed
you mustn't have destructed
they mustn't have destructed	I mustn't have been destructing
you mustn't have been destructing
she mustn't have been destructing
we mustn't have been destructing
you mustn't have been destructing
they mustn't have been destructing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I destruct?
must you destruct?
must she destruct?
must we destruct?
must you destruct?
must they destruct? 	must I be destructing?
must you be destructing?
must she be destructing?
must we be destructing?
must you be destructing?
must they be destructing? 	must I have destructed?
must you have destructed?
must she have destructed?
must we have destructed?
must you have destructed?
must they have destructed? 	must I have been destructing?
must you have been destructing?
must she have been destructing?
must we have been destructing?
must you have been destructing?
must they have been destructing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I destruct?
mustn't you destruct?
mustn't she destruct?
mustn't we destruct?
mustn't you destruct?
mustn't they destruct? 	mustn't I be destructing?
mustn't you be destructing?
mustn't she be destructing?
mustn't we be destructing?
mustn't you be destructing?
mustn't they be destructing? 	mustn't I have destructed?
mustn't you have destructed?
mustn't she have destructed?
mustn't we have destructed?
mustn't you have destructed?
mustn't they have destructed? 	mustn't I have been destructing?
mustn't you have been destructing?
mustn't she have been destructing?
mustn't we have been destructing?
mustn't you have been destructing?
mustn't they have been destructing?