I can govern you can govern he can govern we can govern you can govern they can govern
V-ing form
I can be governing you can be governing he can be governing we can be governing you can be governing they can be governing
Perfect
I can have governed you can have governed he can have governed we can have governed you can have governed they can have governed
V-ing perfect
I can have been governing you can have been governing he can have been governing we can have been governing you can have been governing they can have been governing
Negation
Simple form
I can't govern you can't govern he can't govern we can't govern you can't govern they can't govern
V-ing form
I can't be governing you can't be governing he can't be governing we can't be governing you can't be governing they can't be governing
Perfect
I can't have governed you can't have governed he can't have governed we can't have governed you can't have governed they can't have governed
V-ing perfect
I can't have been governing you can't have been governing he can't have been governing we can't have been governing you can't have been governing they can't have been governing
Interrogative form
Simple form
can I govern? can you govern? can he govern? can we govern? can you govern? can they govern?
V-ing form
can I be governing? can you be governing? can he be governing? can we be governing? can you be governing? can they be governing?
Perfect
can I have governed? can you have governed? can he have governed? can we have governed? can you have governed? can they have governed?
V-ing perfect
can I have been governing? can you have been governing? can he have been governing? can we have been governing? can you have been governing? can they have been governing?
Interro-negative form
Simple form
can't I govern? can't you govern? can't he govern? can't we govern? can't you govern? can't they govern?
V-ing form
can't I be governing? can't you be governing? can't he be governing? can't we be governing? can't you be governing? can't they be governing?
Perfect
can't I have governed? can't you have governed? can't he have governed? can't we have governed? can't you have governed? can't they have governed?
V-ing perfect
can't I have been governing? can't you have been governing? can't he have been governing? can't we have been governing? can't you have been governing? can't they have been governing?