must metalise
Regular verb: metalise - metalised- metalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must metalise
you must metalise
she must metalise
we must metalise
you must metalise
they must metalise 	I must be metalising
you must be metalising
she must be metalising
we must be metalising
you must be metalising
they must be metalising	I must have metalised
you must have metalised
she must have metalised
we must have metalised
you must have metalised
they must have metalised	I must have been metalising
you must have been metalising
she must have been metalising
we must have been metalising
you must have been metalising
they must have been metalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not metalise
you must not metalise
she must not metalise
we must not metalise
you must not metalise
they must not metalise 	I must not be metalising
you must not be metalising
she must not be metalising
we must not be metalising
you must not be metalising
they must not be metalising	I must not have metalised
you must not have metalised
she must not have metalised
we must not have metalised
you must not have metalised
they must not have metalised	I must not have been metalising
you must not have been metalising
she must not have been metalising
we must not have been metalising
you must not have been metalising
they must not have been metalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I metalise?
must you metalise?
must she metalise?
must we metalise?
must you metalise?
must they metalise? 	must I be metalising?
must you be metalising?
must she be metalising?
must we be metalising?
must you be metalising?
must they be metalising? 	must I have metalised?
must you have metalised?
must she have metalised?
must we have metalised?
must you have metalised?
must they have metalised? 	must I have been metalising?
must you have been metalising?
must she have been metalising?
must we have been metalising?
must you have been metalising?
must they have been metalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not metalise?
must you not metalise?
must she not metalise?
must we not metalise?
must you not metalise?
must they not metalise? 	must I not be metalising?
must you not be metalising?
must she not be metalising?
must we not be metalising?
must you not be metalising?
must they not be metalising? 	must I not have metalised?
must you not have metalised?
must she not have metalised?
must we not have metalised?
must you not have metalised?
must they not have metalised? 	must I not have been metalising?
must you not have been metalising?
must she not have been metalising?
must we not have been metalising?
must you not have been metalising?
must they not have been metalising?