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