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