I could monetize you could monetize he could monetize we could monetize you could monetize they could monetize
V-ing form
I could be monetizing you could be monetizing he could be monetizing we could be monetizing you could be monetizing they could be monetizing
Perfect
I could have monetized you could have monetized he could have monetized we could have monetized you could have monetized they could have monetized
V-ing perfect
I could have been monetizing you could have been monetizing he could have been monetizing we could have been monetizing you could have been monetizing they could have been monetizing
Negation
Simple form
I couldn't monetize you couldn't monetize he couldn't monetize we couldn't monetize you couldn't monetize they couldn't monetize
V-ing form
I couldn't be monetizing you couldn't be monetizing he couldn't be monetizing we couldn't be monetizing you couldn't be monetizing they couldn't be monetizing
Perfect
I couldn't have monetized you couldn't have monetized he couldn't have monetized we couldn't have monetized you couldn't have monetized they couldn't have monetized
V-ing perfect
I couldn't have been monetizing you couldn't have been monetizing he couldn't have been monetizing we couldn't have been monetizing you couldn't have been monetizing they couldn't have been monetizing
Interrogative form
Simple form
could I monetize? could you monetize? could he monetize? could we monetize? could you monetize? could they monetize?
V-ing form
could I be monetizing? could you be monetizing? could he be monetizing? could we be monetizing? could you be monetizing? could they be monetizing?
Perfect
could I have monetized? could you have monetized? could he have monetized? could we have monetized? could you have monetized? could they have monetized?
V-ing perfect
could I have been monetizing? could you have been monetizing? could he have been monetizing? could we have been monetizing? could you have been monetizing? could they have been monetizing?
Interro-negative form
Simple form
couldn't I monetize? couldn't you monetize? couldn't he monetize? couldn't we monetize? couldn't you monetize? couldn't they monetize?
V-ing form
couldn't I be monetizing? couldn't you be monetizing? couldn't he be monetizing? couldn't we be monetizing? couldn't you be monetizing? couldn't they be monetizing?
Perfect
couldn't I have monetized? couldn't you have monetized? couldn't he have monetized? couldn't we have monetized? couldn't you have monetized? couldn't they have monetized?
V-ing perfect
couldn't I have been monetizing? couldn't you have been monetizing? couldn't he have been monetizing? couldn't we have been monetizing? couldn't you have been monetizing? couldn't they have been monetizing?