I can beacon you can beacon she can beacon we can beacon you can beacon they can beacon
V-ing form
I can be beaconing you can be beaconing she can be beaconing we can be beaconing you can be beaconing they can be beaconing
Perfect
I can have beaconed you can have beaconed she can have beaconed we can have beaconed you can have beaconed they can have beaconed
V-ing perfect
I can have been beaconing you can have been beaconing she can have been beaconing we can have been beaconing you can have been beaconing they can have been beaconing
Negation
Simple form
I can't beacon you can't beacon she can't beacon we can't beacon you can't beacon they can't beacon
V-ing form
I can't be beaconing you can't be beaconing she can't be beaconing we can't be beaconing you can't be beaconing they can't be beaconing
Perfect
I can't have beaconed you can't have beaconed she can't have beaconed we can't have beaconed you can't have beaconed they can't have beaconed
V-ing perfect
I can't have been beaconing you can't have been beaconing she can't have been beaconing we can't have been beaconing you can't have been beaconing they can't have been beaconing
Interrogative form
Simple form
can I beacon? can you beacon? can she beacon? can we beacon? can you beacon? can they beacon?
V-ing form
can I be beaconing? can you be beaconing? can she be beaconing? can we be beaconing? can you be beaconing? can they be beaconing?
Perfect
can I have beaconed? can you have beaconed? can she have beaconed? can we have beaconed? can you have beaconed? can they have beaconed?
V-ing perfect
can I have been beaconing? can you have been beaconing? can she have been beaconing? can we have been beaconing? can you have been beaconing? can they have been beaconing?
Interro-negative form
Simple form
can't I beacon? can't you beacon? can't she beacon? can't we beacon? can't you beacon? can't they beacon?
V-ing form
can't I be beaconing? can't you be beaconing? can't she be beaconing? can't we be beaconing? can't you be beaconing? can't they be beaconing?
Perfect
can't I have beaconed? can't you have beaconed? can't she have beaconed? can't we have beaconed? can't you have beaconed? can't they have beaconed?
V-ing perfect
can't I have been beaconing? can't you have been beaconing? can't she have been beaconing? can't we have been beaconing? can't you have been beaconing? can't they have been beaconing?