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