I might sleep you might sleep she might sleep we might sleep you might sleep they might sleep
V-ing form
I might be sleeping you might be sleeping she might be sleeping we might be sleeping you might be sleeping they might be sleeping
Perfect
I might have slept you might have slept she might have slept we might have slept you might have slept they might have slept
V-ing perfect
I might have been sleeping you might have been sleeping she might have been sleeping we might have been sleeping you might have been sleeping they might have been sleeping
Negation
Simple form
I mightn't sleep you mightn't sleep she mightn't sleep we mightn't sleep you mightn't sleep they mightn't sleep
V-ing form
I mightn't be sleeping you mightn't be sleeping she mightn't be sleeping we mightn't be sleeping you mightn't be sleeping they mightn't be sleeping
Perfect
I mightn't have slept you mightn't have slept she mightn't have slept we mightn't have slept you mightn't have slept they mightn't have slept
V-ing perfect
I mightn't have been sleeping you mightn't have been sleeping she mightn't have been sleeping we mightn't have been sleeping you mightn't have been sleeping they mightn't have been sleeping
Interrogative form
Simple form
might I sleep? might you sleep? might she sleep? might we sleep? might you sleep? might they sleep?
V-ing form
might I be sleeping? might you be sleeping? might she be sleeping? might we be sleeping? might you be sleeping? might they be sleeping?
Perfect
might I have slept? might you have slept? might she have slept? might we have slept? might you have slept? might they have slept?
V-ing perfect
might I have been sleeping? might you have been sleeping? might she have been sleeping? might we have been sleeping? might you have been sleeping? might they have been sleeping?
Interro-negative form
Simple form
mightn't I sleep? mightn't you sleep? mightn't she sleep? mightn't we sleep? mightn't you sleep? mightn't they sleep?
V-ing form
mightn't I be sleeping? mightn't you be sleeping? mightn't she be sleeping? mightn't we be sleeping? mightn't you be sleeping? mightn't they be sleeping?
Perfect
mightn't I have slept? mightn't you have slept? mightn't she have slept? mightn't we have slept? mightn't you have slept? mightn't they have slept?
V-ing perfect
mightn't I have been sleeping? mightn't you have been sleeping? mightn't she have been sleeping? mightn't we have been sleeping? mightn't you have been sleeping? mightn't they have been sleeping?