English verb conjugation
COULD PREADOPT

Regular verb: preadopt - preadopted - preadopted

Affirmation

Simple form	V-ing form
I could preadopt you could preadopt she could preadopt we could preadopt you could preadopt they could preadopt	I could be preadopting you could be preadopting she could be preadopting we could be preadopting you could be preadopting they could be preadopting
Perfect	V-ing perfect
I could have preadopted you could have preadopted she could have preadopted we could have preadopted you could have preadopted they could have preadopted	I could have been preadopting you could have been preadopting she could have been preadopting we could have been preadopting you could have been preadopting they could have been preadopting

Negation

Simple form	V-ing form
I couldn't preadopt you couldn't preadopt she couldn't preadopt we couldn't preadopt you couldn't preadopt they couldn't preadopt	I couldn't be preadopting you couldn't be preadopting she couldn't be preadopting we couldn't be preadopting you couldn't be preadopting they couldn't be preadopting
Perfect	V-ing perfect
I couldn't have preadopted you couldn't have preadopted she couldn't have preadopted we couldn't have preadopted you couldn't have preadopted they couldn't have preadopted	I couldn't have been preadopting you couldn't have been preadopting she couldn't have been preadopting we couldn't have been preadopting you couldn't have been preadopting they couldn't have been preadopting

Interrogative form

Simple form	V-ing form
could I preadopt? could you preadopt? could she preadopt? could we preadopt? could you preadopt? could they preadopt?	could I be preadopting? could you be preadopting? could she be preadopting? could we be preadopting? could you be preadopting? could they be preadopting?
Perfect	V-ing perfect
could I have preadopted? could you have preadopted? could she have preadopted? could we have preadopted? could you have preadopted? could they have preadopted?	could I have been preadopting? could you have been preadopting? could she have been preadopting? could we have been preadopting? could you have been preadopting? could they have been preadopting?

Interro-negative form

Simple form	V-ing form
couldn't I preadopt? couldn't you preadopt? couldn't she preadopt? couldn't we preadopt? couldn't you preadopt? couldn't they preadopt?	couldn't I be preadopting? couldn't you be preadopting? couldn't she be preadopting? couldn't we be preadopting? couldn't you be preadopting? couldn't they be preadopting?
Perfect	V-ing perfect
couldn't I have preadopted? couldn't you have preadopted? couldn't she have preadopted? couldn't we have preadopted? couldn't you have preadopted? couldn't they have preadopted?	couldn't I have been preadopting? couldn't you have been preadopting? couldn't she have been preadopting? couldn't we have been preadopting? couldn't you have been preadopting? couldn't they have been preadopting?