I can caseate you can caseate he can caseate we can caseate you can caseate they can caseate
V-ing form
I can be caseating you can be caseating he can be caseating we can be caseating you can be caseating they can be caseating
Perfect
I can have caseated you can have caseated he can have caseated we can have caseated you can have caseated they can have caseated
V-ing perfect
I can have been caseating you can have been caseating he can have been caseating we can have been caseating you can have been caseating they can have been caseating
Negation
Simple form
I cannot caseate you cannot caseate he cannot caseate we cannot caseate you cannot caseate they cannot caseate
V-ing form
I cannot be caseating you cannot be caseating he cannot be caseating we cannot be caseating you cannot be caseating they cannot be caseating
Perfect
I cannot have caseated you cannot have caseated he cannot have caseated we cannot have caseated you cannot have caseated they cannot have caseated
V-ing perfect
I cannot have been caseating you cannot have been caseating he cannot have been caseating we cannot have been caseating you cannot have been caseating they cannot have been caseating
Interrogative form
Simple form
can I caseate? can you caseate? can he caseate? can we caseate? can you caseate? can they caseate?
V-ing form
can I be caseating? can you be caseating? can he be caseating? can we be caseating? can you be caseating? can they be caseating?
Perfect
can I have caseated? can you have caseated? can he have caseated? can we have caseated? can you have caseated? can they have caseated?
V-ing perfect
can I have been caseating? can you have been caseating? can he have been caseating? can we have been caseating? can you have been caseating? can they have been caseating?
Interro-negative form
Simple form
can I not caseate? can you not caseate? can he not caseate? can we not caseate? can you not caseate? can they not caseate?
V-ing form
can I not be caseating? can you not be caseating? can he not be caseating? can we not be caseating? can you not be caseating? can they not be caseating?
Perfect
can I not have caseated? can you not have caseated? can he not have caseated? can we not have caseated? can you not have caseated? can they not have caseated?
V-ing perfect
can I not have been caseating? can you not have been caseating? can he not have been caseating? can we not have been caseating? can you not have been caseating? can they not have been caseating?