could subsidize
Regular verb: subsidize - subsidized- subsidized

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't subsidize
you couldn't subsidize
he couldn't subsidize
we couldn't subsidize
you couldn't subsidize
they couldn't subsidize 	I couldn't be subsidizing
you couldn't be subsidizing
he couldn't be subsidizing
we couldn't be subsidizing
you couldn't be subsidizing
they couldn't be subsidizing	I couldn't have subsidized
you couldn't have subsidized
he couldn't have subsidized
we couldn't have subsidized
you couldn't have subsidized
they couldn't have subsidized	I couldn't have been subsidizing
you couldn't have been subsidizing
he couldn't have been subsidizing
we couldn't have been subsidizing
you couldn't have been subsidizing
they couldn't have been subsidizing	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I subsidize?
couldn't you subsidize?
couldn't he subsidize?
couldn't we subsidize?
couldn't you subsidize?
couldn't they subsidize? 	couldn't I be subsidizing?
couldn't you be subsidizing?
couldn't he be subsidizing?
couldn't we be subsidizing?
couldn't you be subsidizing?
couldn't they be subsidizing? 	couldn't I have subsidized?
couldn't you have subsidized?
couldn't he have subsidized?
couldn't we have subsidized?
couldn't you have subsidized?
couldn't they have subsidized? 	couldn't I have been subsidizing?
couldn't you have been subsidizing?
couldn't he have been subsidizing?
couldn't we have been subsidizing?
couldn't you have been subsidizing?
couldn't they have been subsidizing?