can economize
Regular verb: economize - economized- economized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can economize
you can economize
he can economize
we can economize
you can economize
they can economize 	I can be economizing
you can be economizing
he can be economizing
we can be economizing
you can be economizing
they can be economizing	I can have economized
you can have economized
he can have economized
we can have economized
you can have economized
they can have economized	I can have been economizing
you can have been economizing
he can have been economizing
we can have been economizing
you can have been economizing
they can have been economizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't economize
you can't economize
he can't economize
we can't economize
you can't economize
they can't economize 	I can't be economizing
you can't be economizing
he can't be economizing
we can't be economizing
you can't be economizing
they can't be economizing	I can't have economized
you can't have economized
he can't have economized
we can't have economized
you can't have economized
they can't have economized	I can't have been economizing
you can't have been economizing
he can't have been economizing
we can't have been economizing
you can't have been economizing
they can't have been economizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I economize?
can you economize?
can he economize?
can we economize?
can you economize?
can they economize? 	can I be economizing?
can you be economizing?
can he be economizing?
can we be economizing?
can you be economizing?
can they be economizing? 	can I have economized?
can you have economized?
can he have economized?
can we have economized?
can you have economized?
can they have economized? 	can I have been economizing?
can you have been economizing?
can he have been economizing?
can we have been economizing?
can you have been economizing?
can they have been economizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I economize?
can't you economize?
can't he economize?
can't we economize?
can't you economize?
can't they economize? 	can't I be economizing?
can't you be economizing?
can't he be economizing?
can't we be economizing?
can't you be economizing?
can't they be economizing? 	can't I have economized?
can't you have economized?
can't he have economized?
can't we have economized?
can't you have economized?
can't they have economized? 	can't I have been economizing?
can't you have been economizing?
can't he have been economizing?
can't we have been economizing?
can't you have been economizing?
can't they have been economizing?