must subsidize
Regular verb: subsidize - subsidized- subsidized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must subsidize
you must subsidize
she must subsidize
we must subsidize
you must subsidize
they must subsidize 	I must be subsidizing
you must be subsidizing
she must be subsidizing
we must be subsidizing
you must be subsidizing
they must be subsidizing	I must have subsidized
you must have subsidized
she must have subsidized
we must have subsidized
you must have subsidized
they must have subsidized	I must have been subsidizing
you must have been subsidizing
she must have been subsidizing
we must have been subsidizing
you must have been subsidizing
they must have been subsidizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not subsidize
you must not subsidize
she must not subsidize
we must not subsidize
you must not subsidize
they must not subsidize 	I must not be subsidizing
you must not be subsidizing
she must not be subsidizing
we must not be subsidizing
you must not be subsidizing
they must not be subsidizing	I must not have subsidized
you must not have subsidized
she must not have subsidized
we must not have subsidized
you must not have subsidized
they must not have subsidized	I must not have been subsidizing
you must not have been subsidizing
she must not have been subsidizing
we must not have been subsidizing
you must not have been subsidizing
they must not have been subsidizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I subsidize?
must you subsidize?
must she subsidize?
must we subsidize?
must you subsidize?
must they subsidize? 	must I be subsidizing?
must you be subsidizing?
must she be subsidizing?
must we be subsidizing?
must you be subsidizing?
must they be subsidizing? 	must I have subsidized?
must you have subsidized?
must she have subsidized?
must we have subsidized?
must you have subsidized?
must they have subsidized? 	must I have been subsidizing?
must you have been subsidizing?
must she have been subsidizing?
must we have been subsidizing?
must you have been subsidizing?
must they have been subsidizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not subsidize?
must you not subsidize?
must she not subsidize?
must we not subsidize?
must you not subsidize?
must they not subsidize? 	must I not be subsidizing?
must you not be subsidizing?
must she not be subsidizing?
must we not be subsidizing?
must you not be subsidizing?
must they not be subsidizing? 	must I not have subsidized?
must you not have subsidized?
must she not have subsidized?
must we not have subsidized?
must you not have subsidized?
must they not have subsidized? 	must I not have been subsidizing?
must you not have been subsidizing?
must she not have been subsidizing?
must we not have been subsidizing?
must you not have been subsidizing?
must they not have been subsidizing?