I'd be bechancing you'd be bechancing he'd be bechancing we'd be bechancing you'd be bechancing they'd be bechancing
Perfect
I should've bechanced you should've bechanced he should've bechanced we should've bechanced you should've bechanced they should've bechanced
V-ing perfect
I should've been bechancing you should've been bechancing he should've been bechancing we should've been bechancing you should've been bechancing they should've been bechancing
Negation
Simple form
I shouldn't bechance you shouldn't bechance he shouldn't bechance we shouldn't bechance you shouldn't bechance they shouldn't bechance
V-ing form
I shouldn't be bechancing you shouldn't be bechancing he shouldn't be bechancing we shouldn't be bechancing you shouldn't be bechancing they shouldn't be bechancing
Perfect
I shouldn't have bechanced you shouldn't have bechanced he shouldn't have bechanced we shouldn't have bechanced you shouldn't have bechanced they shouldn't have bechanced
V-ing perfect
I shouldn't have been bechancing you shouldn't have been bechancing he shouldn't have been bechancing we shouldn't have been bechancing you shouldn't have been bechancing they shouldn't have been bechancing
Interrogative form
Simple form
should I bechance? should you bechance? should he bechance? should we bechance? should you bechance? should they bechance?
V-ing form
should I be bechancing? should you be bechancing? should he be bechancing? should we be bechancing? should you be bechancing? should they be bechancing?
Perfect
should I have bechanced? should you have bechanced? should he have bechanced? should we have bechanced? should you have bechanced? should they have bechanced?
V-ing perfect
should I have been bechancing? should you have been bechancing? should he have been bechancing? should we have been bechancing? should you have been bechancing? should they have been bechancing?
Interro-negative form
Simple form
shouldn't I bechance? shouldn't you bechance? shouldn't he bechance? shouldn't we bechance? shouldn't you bechance? shouldn't they bechance?
V-ing form
shouldn't I be bechancing? shouldn't you be bechancing? shouldn't he be bechancing? shouldn't we be bechancing? shouldn't you be bechancing? shouldn't they be bechancing?
Perfect
shouldn't I have bechanced? shouldn't you have bechanced? shouldn't he have bechanced? shouldn't we have bechanced? shouldn't you have bechanced? shouldn't they have bechanced?
V-ing perfect
shouldn't I have been bechancing? shouldn't you have been bechancing? shouldn't he have been bechancing? shouldn't we have been bechancing? shouldn't you have been bechancing? shouldn't they have been bechancing?