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