I can derogate you can derogate he can derogate we can derogate you can derogate they can derogate
V-ing form
I can be derogating you can be derogating he can be derogating we can be derogating you can be derogating they can be derogating
Perfect
I can have derogated you can have derogated he can have derogated we can have derogated you can have derogated they can have derogated
V-ing perfect
I can have been derogating you can have been derogating he can have been derogating we can have been derogating you can have been derogating they can have been derogating
Negation
Simple form
I cannot derogate you cannot derogate he cannot derogate we cannot derogate you cannot derogate they cannot derogate
V-ing form
I cannot be derogating you cannot be derogating he cannot be derogating we cannot be derogating you cannot be derogating they cannot be derogating
Perfect
I cannot have derogated you cannot have derogated he cannot have derogated we cannot have derogated you cannot have derogated they cannot have derogated
V-ing perfect
I cannot have been derogating you cannot have been derogating he cannot have been derogating we cannot have been derogating you cannot have been derogating they cannot have been derogating
Interrogative form
Simple form
can I derogate? can you derogate? can he derogate? can we derogate? can you derogate? can they derogate?
V-ing form
can I be derogating? can you be derogating? can he be derogating? can we be derogating? can you be derogating? can they be derogating?
Perfect
can I have derogated? can you have derogated? can he have derogated? can we have derogated? can you have derogated? can they have derogated?
V-ing perfect
can I have been derogating? can you have been derogating? can he have been derogating? can we have been derogating? can you have been derogating? can they have been derogating?
Interro-negative form
Simple form
can I not derogate? can you not derogate? can he not derogate? can we not derogate? can you not derogate? can they not derogate?
V-ing form
can I not be derogating? can you not be derogating? can he not be derogating? can we not be derogating? can you not be derogating? can they not be derogating?
Perfect
can I not have derogated? can you not have derogated? can he not have derogated? can we not have derogated? can you not have derogated? can they not have derogated?
V-ing perfect
can I not have been derogating? can you not have been derogating? can he not have been derogating? can we not have been derogating? can you not have been derogating? can they not have been derogating?