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