I'd be preinvestigating you'd be preinvestigating she'd be preinvestigating we'd be preinvestigating you'd be preinvestigating they'd be preinvestigating
Perfect
I would've preinvestigated you would've preinvestigated she would've preinvestigated we would've preinvestigated you would've preinvestigated they would've preinvestigated
V-ing perfect
I would've been preinvestigating you would've been preinvestigating she would've been preinvestigating we would've been preinvestigating you would've been preinvestigating they would've been preinvestigating
Negation
Simple form
I wouldn't preinvestigate you wouldn't preinvestigate she wouldn't preinvestigate we wouldn't preinvestigate you wouldn't preinvestigate they wouldn't preinvestigate
V-ing form
I wouldn't be preinvestigating you wouldn't be preinvestigating she wouldn't be preinvestigating we wouldn't be preinvestigating you wouldn't be preinvestigating they wouldn't be preinvestigating
Perfect
I wouldn't have preinvestigated you wouldn't have preinvestigated she wouldn't have preinvestigated we wouldn't have preinvestigated you wouldn't have preinvestigated they wouldn't have preinvestigated
V-ing perfect
I wouldn't have been preinvestigating you wouldn't have been preinvestigating she wouldn't have been preinvestigating we wouldn't have been preinvestigating you wouldn't have been preinvestigating they wouldn't have been preinvestigating
Interrogative form
Simple form
would I preinvestigate? would you preinvestigate? would she preinvestigate? would we preinvestigate? would you preinvestigate? would they preinvestigate?
V-ing form
would I be preinvestigating? would you be preinvestigating? would she be preinvestigating? would we be preinvestigating? would you be preinvestigating? would they be preinvestigating?
Perfect
would I have preinvestigated? would you have preinvestigated? would she have preinvestigated? would we have preinvestigated? would you have preinvestigated? would they have preinvestigated?
V-ing perfect
would I have been preinvestigating? would you have been preinvestigating? would she have been preinvestigating? would we have been preinvestigating? would you have been preinvestigating? would they have been preinvestigating?
Interro-negative form
Simple form
wouldn't I preinvestigate? wouldn't you preinvestigate? wouldn't she preinvestigate? wouldn't we preinvestigate? wouldn't you preinvestigate? wouldn't they preinvestigate?
V-ing form
wouldn't I be preinvestigating? wouldn't you be preinvestigating? wouldn't she be preinvestigating? wouldn't we be preinvestigating? wouldn't you be preinvestigating? wouldn't they be preinvestigating?
Perfect
wouldn't I have preinvestigated? wouldn't you have preinvestigated? wouldn't she have preinvestigated? wouldn't we have preinvestigated? wouldn't you have preinvestigated? wouldn't they have preinvestigated?
V-ing perfect
wouldn't I have been preinvestigating? wouldn't you have been preinvestigating? wouldn't she have been preinvestigating? wouldn't we have been preinvestigating? wouldn't you have been preinvestigating? wouldn't they have been preinvestigating?