I'd be bechancing you'd be bechancing she'd be bechancing we'd be bechancing you'd be bechancing they'd be bechancing
Perfect
I should've bechanced you should've bechanced she 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 she 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 she 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 she 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 she 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 she 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 she bechance? should we bechance? should you bechance? should they bechance?
V-ing form
should I be bechancing? should you be bechancing? should she be bechancing? should we be bechancing? should you be bechancing? should they be bechancing?
Perfect
should I have bechanced? should you have bechanced? should she 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 she 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 she 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 she 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 she 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 she have been bechancing? shouldn't we have been bechancing? shouldn't you have been bechancing? shouldn't they have been bechancing?