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