must demolish
Regular verb: demolish - demolished- demolished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must demolish
you must demolish
she must demolish
we must demolish
you must demolish
they must demolish 	I must be demolishing
you must be demolishing
she must be demolishing
we must be demolishing
you must be demolishing
they must be demolishing	I must have demolished
you must have demolished
she must have demolished
we must have demolished
you must have demolished
they must have demolished	I must have been demolishing
you must have been demolishing
she must have been demolishing
we must have been demolishing
you must have been demolishing
they must have been demolishing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not demolish
you must not demolish
she must not demolish
we must not demolish
you must not demolish
they must not demolish 	I must not be demolishing
you must not be demolishing
she must not be demolishing
we must not be demolishing
you must not be demolishing
they must not be demolishing	I must not have demolished
you must not have demolished
she must not have demolished
we must not have demolished
you must not have demolished
they must not have demolished	I must not have been demolishing
you must not have been demolishing
she must not have been demolishing
we must not have been demolishing
you must not have been demolishing
they must not have been demolishing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I demolish?
must you demolish?
must she demolish?
must we demolish?
must you demolish?
must they demolish? 	must I be demolishing?
must you be demolishing?
must she be demolishing?
must we be demolishing?
must you be demolishing?
must they be demolishing? 	must I have demolished?
must you have demolished?
must she have demolished?
must we have demolished?
must you have demolished?
must they have demolished? 	must I have been demolishing?
must you have been demolishing?
must she have been demolishing?
must we have been demolishing?
must you have been demolishing?
must they have been demolishing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not demolish?
must you not demolish?
must she not demolish?
must we not demolish?
must you not demolish?
must they not demolish? 	must I not be demolishing?
must you not be demolishing?
must she not be demolishing?
must we not be demolishing?
must you not be demolishing?
must they not be demolishing? 	must I not have demolished?
must you not have demolished?
must she not have demolished?
must we not have demolished?
must you not have demolished?
must they not have demolished? 	must I not have been demolishing?
must you not have been demolishing?
must she not have been demolishing?
must we not have been demolishing?
must you not have been demolishing?
must they not have been demolishing?