English verb conjugation
COULD ADOPT

Regular verb: adopt - adopted - adopted

Affirmation

Simple form	V-ing form
I could adopt you could adopt he could adopt we could adopt you could adopt they could adopt	I could be adopting you could be adopting he could be adopting we could be adopting you could be adopting they could be adopting
Perfect	V-ing perfect
I could have adopted you could have adopted he could have adopted we could have adopted you could have adopted they could have adopted	I could have been adopting you could have been adopting he could have been adopting we could have been adopting you could have been adopting they could have been adopting

Negation

Simple form	V-ing form
I couldn't adopt you couldn't adopt he couldn't adopt we couldn't adopt you couldn't adopt they couldn't adopt	I couldn't be adopting you couldn't be adopting he couldn't be adopting we couldn't be adopting you couldn't be adopting they couldn't be adopting
Perfect	V-ing perfect
I couldn't have adopted you couldn't have adopted he couldn't have adopted we couldn't have adopted you couldn't have adopted they couldn't have adopted	I couldn't have been adopting you couldn't have been adopting he couldn't have been adopting we couldn't have been adopting you couldn't have been adopting they couldn't have been adopting

Interrogative form

Simple form	V-ing form
could I adopt? could you adopt? could he adopt? could we adopt? could you adopt? could they adopt?	could I be adopting? could you be adopting? could he be adopting? could we be adopting? could you be adopting? could they be adopting?
Perfect	V-ing perfect
could I have adopted? could you have adopted? could he have adopted? could we have adopted? could you have adopted? could they have adopted?	could I have been adopting? could you have been adopting? could he have been adopting? could we have been adopting? could you have been adopting? could they have been adopting?

Interro-negative form

Simple form	V-ing form
couldn't I adopt? couldn't you adopt? couldn't he adopt? couldn't we adopt? couldn't you adopt? couldn't they adopt?	couldn't I be adopting? couldn't you be adopting? couldn't he be adopting? couldn't we be adopting? couldn't you be adopting? couldn't they be adopting?
Perfect	V-ing perfect
couldn't I have adopted? couldn't you have adopted? couldn't he have adopted? couldn't we have adopted? couldn't you have adopted? couldn't they have adopted?	couldn't I have been adopting? couldn't you have been adopting? couldn't he have been adopting? couldn't we have been adopting? couldn't you have been adopting? couldn't they have been adopting?