I can owe you can owe she can owe we can owe you can owe they can owe
V-ing form
I can be owing you can be owing she can be owing we can be owing you can be owing they can be owing
Perfect
I can have owed you can have owed she can have owed we can have owed you can have owed they can have owed
V-ing perfect
I can have been owing you can have been owing she can have been owing we can have been owing you can have been owing they can have been owing
Negation
Simple form
I can't owe you can't owe she can't owe we can't owe you can't owe they can't owe
V-ing form
I can't be owing you can't be owing she can't be owing we can't be owing you can't be owing they can't be owing
Perfect
I can't have owed you can't have owed she can't have owed we can't have owed you can't have owed they can't have owed
V-ing perfect
I can't have been owing you can't have been owing she can't have been owing we can't have been owing you can't have been owing they can't have been owing
Interrogative form
Simple form
can I owe? can you owe? can she owe? can we owe? can you owe? can they owe?
V-ing form
can I be owing? can you be owing? can she be owing? can we be owing? can you be owing? can they be owing?
Perfect
can I have owed? can you have owed? can she have owed? can we have owed? can you have owed? can they have owed?
V-ing perfect
can I have been owing? can you have been owing? can she have been owing? can we have been owing? can you have been owing? can they have been owing?
Interro-negative form
Simple form
can't I owe? can't you owe? can't she owe? can't we owe? can't you owe? can't they owe?
V-ing form
can't I be owing? can't you be owing? can't she be owing? can't we be owing? can't you be owing? can't they be owing?
Perfect
can't I have owed? can't you have owed? can't she have owed? can't we have owed? can't you have owed? can't they have owed?
V-ing perfect
can't I have been owing? can't you have been owing? can't she have been owing? can't we have been owing? can't you have been owing? can't they have been owing?