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