I can anchor you can anchor she can anchor we can anchor you can anchor they can anchor
V-ing form
I can be anchoring you can be anchoring she can be anchoring we can be anchoring you can be anchoring they can be anchoring
Perfect
I can have anchored you can have anchored she can have anchored we can have anchored you can have anchored they can have anchored
V-ing perfect
I can have been anchoring you can have been anchoring she can have been anchoring we can have been anchoring you can have been anchoring they can have been anchoring
Negation
Simple form
I can't anchor you can't anchor she can't anchor we can't anchor you can't anchor they can't anchor
V-ing form
I can't be anchoring you can't be anchoring she can't be anchoring we can't be anchoring you can't be anchoring they can't be anchoring
Perfect
I can't have anchored you can't have anchored she can't have anchored we can't have anchored you can't have anchored they can't have anchored
V-ing perfect
I can't have been anchoring you can't have been anchoring she can't have been anchoring we can't have been anchoring you can't have been anchoring they can't have been anchoring
Interrogative form
Simple form
can I anchor? can you anchor? can she anchor? can we anchor? can you anchor? can they anchor?
V-ing form
can I be anchoring? can you be anchoring? can she be anchoring? can we be anchoring? can you be anchoring? can they be anchoring?
Perfect
can I have anchored? can you have anchored? can she have anchored? can we have anchored? can you have anchored? can they have anchored?
V-ing perfect
can I have been anchoring? can you have been anchoring? can she have been anchoring? can we have been anchoring? can you have been anchoring? can they have been anchoring?
Interro-negative form
Simple form
can't I anchor? can't you anchor? can't she anchor? can't we anchor? can't you anchor? can't they anchor?
V-ing form
can't I be anchoring? can't you be anchoring? can't she be anchoring? can't we be anchoring? can't you be anchoring? can't they be anchoring?
Perfect
can't I have anchored? can't you have anchored? can't she have anchored? can't we have anchored? can't you have anchored? can't they have anchored?
V-ing perfect
can't I have been anchoring? can't you have been anchoring? can't she have been anchoring? can't we have been anchoring? can't you have been anchoring? can't they have been anchoring?