I'd be extemporising you'd be extemporising he'd be extemporising we'd be extemporising you'd be extemporising they'd be extemporising
Perfect
I would've extemporised you would've extemporised he would've extemporised we would've extemporised you would've extemporised they would've extemporised
V-ing perfect
I would've been extemporising you would've been extemporising he would've been extemporising we would've been extemporising you would've been extemporising they would've been extemporising
Negation
Simple form
I wouldn't extemporise you wouldn't extemporise he wouldn't extemporise we wouldn't extemporise you wouldn't extemporise they wouldn't extemporise
V-ing form
I wouldn't be extemporising you wouldn't be extemporising he wouldn't be extemporising we wouldn't be extemporising you wouldn't be extemporising they wouldn't be extemporising
Perfect
I wouldn't have extemporised you wouldn't have extemporised he wouldn't have extemporised we wouldn't have extemporised you wouldn't have extemporised they wouldn't have extemporised
V-ing perfect
I wouldn't have been extemporising you wouldn't have been extemporising he wouldn't have been extemporising we wouldn't have been extemporising you wouldn't have been extemporising they wouldn't have been extemporising
Interrogative form
Simple form
would I extemporise? would you extemporise? would he extemporise? would we extemporise? would you extemporise? would they extemporise?
V-ing form
would I be extemporising? would you be extemporising? would he be extemporising? would we be extemporising? would you be extemporising? would they be extemporising?
Perfect
would I have extemporised? would you have extemporised? would he have extemporised? would we have extemporised? would you have extemporised? would they have extemporised?
V-ing perfect
would I have been extemporising? would you have been extemporising? would he have been extemporising? would we have been extemporising? would you have been extemporising? would they have been extemporising?
Interro-negative form
Simple form
wouldn't I extemporise? wouldn't you extemporise? wouldn't he extemporise? wouldn't we extemporise? wouldn't you extemporise? wouldn't they extemporise?
V-ing form
wouldn't I be extemporising? wouldn't you be extemporising? wouldn't he be extemporising? wouldn't we be extemporising? wouldn't you be extemporising? wouldn't they be extemporising?
Perfect
wouldn't I have extemporised? wouldn't you have extemporised? wouldn't he have extemporised? wouldn't we have extemporised? wouldn't you have extemporised? wouldn't they have extemporised?
V-ing perfect
wouldn't I have been extemporising? wouldn't you have been extemporising? wouldn't he have been extemporising? wouldn't we have been extemporising? wouldn't you have been extemporising? wouldn't they have been extemporising?