English verb conjugation
COULD COMMERCIALIZE

Regular verb: commercialize - commercialized - commercialized

Affirmation

Simple form	V-ing form
I could commercialize you could commercialize he could commercialize we could commercialize you could commercialize they could commercialize	I could be commercializing you could be commercializing he could be commercializing we could be commercializing you could be commercializing they could be commercializing
Perfect	V-ing perfect
I could have commercialized you could have commercialized he could have commercialized we could have commercialized you could have commercialized they could have commercialized	I could have been commercializing you could have been commercializing he could have been commercializing we could have been commercializing you could have been commercializing they could have been commercializing

Negation

Simple form	V-ing form
I couldn't commercialize you couldn't commercialize he couldn't commercialize we couldn't commercialize you couldn't commercialize they couldn't commercialize	I couldn't be commercializing you couldn't be commercializing he couldn't be commercializing we couldn't be commercializing you couldn't be commercializing they couldn't be commercializing
Perfect	V-ing perfect
I couldn't have commercialized you couldn't have commercialized he couldn't have commercialized we couldn't have commercialized you couldn't have commercialized they couldn't have commercialized	I couldn't have been commercializing you couldn't have been commercializing he couldn't have been commercializing we couldn't have been commercializing you couldn't have been commercializing they couldn't have been commercializing

Interrogative form

Simple form	V-ing form
could I commercialize? could you commercialize? could he commercialize? could we commercialize? could you commercialize? could they commercialize?	could I be commercializing? could you be commercializing? could he be commercializing? could we be commercializing? could you be commercializing? could they be commercializing?
Perfect	V-ing perfect
could I have commercialized? could you have commercialized? could he have commercialized? could we have commercialized? could you have commercialized? could they have commercialized?	could I have been commercializing? could you have been commercializing? could he have been commercializing? could we have been commercializing? could you have been commercializing? could they have been commercializing?

Interro-negative form

Simple form	V-ing form
couldn't I commercialize? couldn't you commercialize? couldn't he commercialize? couldn't we commercialize? couldn't you commercialize? couldn't they commercialize?	couldn't I be commercializing? couldn't you be commercializing? couldn't he be commercializing? couldn't we be commercializing? couldn't you be commercializing? couldn't they be commercializing?
Perfect	V-ing perfect
couldn't I have commercialized? couldn't you have commercialized? couldn't he have commercialized? couldn't we have commercialized? couldn't you have commercialized? couldn't they have commercialized?	couldn't I have been commercializing? couldn't you have been commercializing? couldn't he have been commercializing? couldn't we have been commercializing? couldn't you have been commercializing? couldn't they have been commercializing?