I can administrate you can administrate he can administrate we can administrate you can administrate they can administrate
V-ing form
I can be administrating you can be administrating he can be administrating we can be administrating you can be administrating they can be administrating
Perfect
I can have administrated you can have administrated he can have administrated we can have administrated you can have administrated they can have administrated
V-ing perfect
I can have been administrating you can have been administrating he can have been administrating we can have been administrating you can have been administrating they can have been administrating
Negation
Simple form
I can't administrate you can't administrate he can't administrate we can't administrate you can't administrate they can't administrate
V-ing form
I can't be administrating you can't be administrating he can't be administrating we can't be administrating you can't be administrating they can't be administrating
Perfect
I can't have administrated you can't have administrated he can't have administrated we can't have administrated you can't have administrated they can't have administrated
V-ing perfect
I can't have been administrating you can't have been administrating he can't have been administrating we can't have been administrating you can't have been administrating they can't have been administrating
Interrogative form
Simple form
can I administrate? can you administrate? can he administrate? can we administrate? can you administrate? can they administrate?
V-ing form
can I be administrating? can you be administrating? can he be administrating? can we be administrating? can you be administrating? can they be administrating?
Perfect
can I have administrated? can you have administrated? can he have administrated? can we have administrated? can you have administrated? can they have administrated?
V-ing perfect
can I have been administrating? can you have been administrating? can he have been administrating? can we have been administrating? can you have been administrating? can they have been administrating?
Interro-negative form
Simple form
can't I administrate? can't you administrate? can't he administrate? can't we administrate? can't you administrate? can't they administrate?
V-ing form
can't I be administrating? can't you be administrating? can't he be administrating? can't we be administrating? can't you be administrating? can't they be administrating?
Perfect
can't I have administrated? can't you have administrated? can't he have administrated? can't we have administrated? can't you have administrated? can't they have administrated?
V-ing perfect
can't I have been administrating? can't you have been administrating? can't he have been administrating? can't we have been administrating? can't you have been administrating? can't they have been administrating?