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