I can bag you can bag he can bag we can bag you can bag they can bag
V-ing form
I can be bagging you can be bagging he can be bagging we can be bagging you can be bagging they can be bagging
Perfect
I can have bagged you can have bagged he can have bagged we can have bagged you can have bagged they can have bagged
V-ing perfect
I can have been bagging you can have been bagging he can have been bagging we can have been bagging you can have been bagging they can have been bagging
Negation
Simple form
I can't bag you can't bag he can't bag we can't bag you can't bag they can't bag
V-ing form
I can't be bagging you can't be bagging he can't be bagging we can't be bagging you can't be bagging they can't be bagging
Perfect
I can't have bagged you can't have bagged he can't have bagged we can't have bagged you can't have bagged they can't have bagged
V-ing perfect
I can't have been bagging you can't have been bagging he can't have been bagging we can't have been bagging you can't have been bagging they can't have been bagging
Interrogative form
Simple form
can I bag? can you bag? can he bag? can we bag? can you bag? can they bag?
V-ing form
can I be bagging? can you be bagging? can he be bagging? can we be bagging? can you be bagging? can they be bagging?
Perfect
can I have bagged? can you have bagged? can he have bagged? can we have bagged? can you have bagged? can they have bagged?
V-ing perfect
can I have been bagging? can you have been bagging? can he have been bagging? can we have been bagging? can you have been bagging? can they have been bagging?
Interro-negative form
Simple form
can't I bag? can't you bag? can't he bag? can't we bag? can't you bag? can't they bag?
V-ing form
can't I be bagging? can't you be bagging? can't he be bagging? can't we be bagging? can't you be bagging? can't they be bagging?
Perfect
can't I have bagged? can't you have bagged? can't he have bagged? can't we have bagged? can't you have bagged? can't they have bagged?
V-ing perfect
can't I have been bagging? can't you have been bagging? can't he have been bagging? can't we have been bagging? can't you have been bagging? can't they have been bagging?