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