English verb conjugation
MIGHT PLUMB

Regular verb: plumb - plumbed - plumbed

Affirmation

Simple form	V-ing form
I might plumb you might plumb he might plumb we might plumb you might plumb they might plumb	I might be plumbing you might be plumbing he might be plumbing we might be plumbing you might be plumbing they might be plumbing
Perfect	V-ing perfect
I might have plumbed you might have plumbed he might have plumbed we might have plumbed you might have plumbed they might have plumbed	I might have been plumbing you might have been plumbing he might have been plumbing we might have been plumbing you might have been plumbing they might have been plumbing

Negation

Simple form	V-ing form
I mightn't plumb you mightn't plumb he mightn't plumb we mightn't plumb you mightn't plumb they mightn't plumb	I mightn't be plumbing you mightn't be plumbing he mightn't be plumbing we mightn't be plumbing you mightn't be plumbing they mightn't be plumbing
Perfect	V-ing perfect
I mightn't have plumbed you mightn't have plumbed he mightn't have plumbed we mightn't have plumbed you mightn't have plumbed they mightn't have plumbed	I mightn't have been plumbing you mightn't have been plumbing he mightn't have been plumbing we mightn't have been plumbing you mightn't have been plumbing they mightn't have been plumbing

Interrogative form

Simple form	V-ing form
might I plumb? might you plumb? might he plumb? might we plumb? might you plumb? might they plumb?	might I be plumbing? might you be plumbing? might he be plumbing? might we be plumbing? might you be plumbing? might they be plumbing?
Perfect	V-ing perfect
might I have plumbed? might you have plumbed? might he have plumbed? might we have plumbed? might you have plumbed? might they have plumbed?	might I have been plumbing? might you have been plumbing? might he have been plumbing? might we have been plumbing? might you have been plumbing? might they have been plumbing?

Interro-negative form

Simple form	V-ing form
mightn't I plumb? mightn't you plumb? mightn't he plumb? mightn't we plumb? mightn't you plumb? mightn't they plumb?	mightn't I be plumbing? mightn't you be plumbing? mightn't he be plumbing? mightn't we be plumbing? mightn't you be plumbing? mightn't they be plumbing?
Perfect	V-ing perfect
mightn't I have plumbed? mightn't you have plumbed? mightn't he have plumbed? mightn't we have plumbed? mightn't you have plumbed? mightn't they have plumbed?	mightn't I have been plumbing? mightn't you have been plumbing? mightn't he have been plumbing? mightn't we have been plumbing? mightn't you have been plumbing? mightn't they have been plumbing?