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