I can bog you can bog she can bog we can bog you can bog they can bog
V-ing form
I can be bogging you can be bogging she can be bogging we can be bogging you can be bogging they can be bogging
Perfect
I can have bogged you can have bogged she can have bogged we can have bogged you can have bogged they can have bogged
V-ing perfect
I can have been bogging you can have been bogging she can have been bogging we can have been bogging you can have been bogging they can have been bogging
Negation
Simple form
I can't bog you can't bog she can't bog we can't bog you can't bog they can't bog
V-ing form
I can't be bogging you can't be bogging she can't be bogging we can't be bogging you can't be bogging they can't be bogging
Perfect
I can't have bogged you can't have bogged she can't have bogged we can't have bogged you can't have bogged they can't have bogged
V-ing perfect
I can't have been bogging you can't have been bogging she can't have been bogging we can't have been bogging you can't have been bogging they can't have been bogging
Interrogative form
Simple form
can I bog? can you bog? can she bog? can we bog? can you bog? can they bog?
V-ing form
can I be bogging? can you be bogging? can she be bogging? can we be bogging? can you be bogging? can they be bogging?
Perfect
can I have bogged? can you have bogged? can she have bogged? can we have bogged? can you have bogged? can they have bogged?
V-ing perfect
can I have been bogging? can you have been bogging? can she have been bogging? can we have been bogging? can you have been bogging? can they have been bogging?
Interro-negative form
Simple form
can't I bog? can't you bog? can't she bog? can't we bog? can't you bog? can't they bog?
V-ing form
can't I be bogging? can't you be bogging? can't she be bogging? can't we be bogging? can't you be bogging? can't they be bogging?
Perfect
can't I have bogged? can't you have bogged? can't she have bogged? can't we have bogged? can't you have bogged? can't they have bogged?
V-ing perfect
can't I have been bogging? can't you have been bogging? can't she have been bogging? can't we have been bogging? can't you have been bogging? can't they have been bogging?