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