I might substitute you might substitute she might substitute we might substitute you might substitute they might substitute
V-ing form
I might be substituting you might be substituting she might be substituting we might be substituting you might be substituting they might be substituting
Perfect
I might have substituted you might have substituted she might have substituted we might have substituted you might have substituted they might have substituted
V-ing perfect
I might have been substituting you might have been substituting she might have been substituting we might have been substituting you might have been substituting they might have been substituting
Negation
Simple form
I might not substitute you might not substitute she might not substitute we might not substitute you might not substitute they might not substitute
V-ing form
I might not be substituting you might not be substituting she might not be substituting we might not be substituting you might not be substituting they might not be substituting
Perfect
I might not have substituted you might not have substituted she might not have substituted we might not have substituted you might not have substituted they might not have substituted
V-ing perfect
I might not have been substituting you might not have been substituting she might not have been substituting we might not have been substituting you might not have been substituting they might not have been substituting
Interrogative form
Simple form
might I substitute? might you substitute? might she substitute? might we substitute? might you substitute? might they substitute?
V-ing form
might I be substituting? might you be substituting? might she be substituting? might we be substituting? might you be substituting? might they be substituting?
Perfect
might I have substituted? might you have substituted? might she have substituted? might we have substituted? might you have substituted? might they have substituted?
V-ing perfect
might I have been substituting? might you have been substituting? might she have been substituting? might we have been substituting? might you have been substituting? might they have been substituting?
Interro-negative form
Simple form
might I not substitute? might you not substitute? might she not substitute? might we not substitute? might you not substitute? might they not substitute?
V-ing form
might I not be substituting? might you not be substituting? might she not be substituting? might we not be substituting? might you not be substituting? might they not be substituting?
Perfect
might I not have substituted? might you not have substituted? might she not have substituted? might we not have substituted? might you not have substituted? might they not have substituted?
V-ing perfect
might I not have been substituting? might you not have been substituting? might she not have been substituting? might we not have been substituting? might you not have been substituting? might they not have been substituting?