I can shamble you can shamble he can shamble we can shamble you can shamble they can shamble
V-ing form
I can be shambling you can be shambling he can be shambling we can be shambling you can be shambling they can be shambling
Perfect
I can have shambled you can have shambled he can have shambled we can have shambled you can have shambled they can have shambled
V-ing perfect
I can have been shambling you can have been shambling he can have been shambling we can have been shambling you can have been shambling they can have been shambling
Negation
Simple form
I can't shamble you can't shamble he can't shamble we can't shamble you can't shamble they can't shamble
V-ing form
I can't be shambling you can't be shambling he can't be shambling we can't be shambling you can't be shambling they can't be shambling
Perfect
I can't have shambled you can't have shambled he can't have shambled we can't have shambled you can't have shambled they can't have shambled
V-ing perfect
I can't have been shambling you can't have been shambling he can't have been shambling we can't have been shambling you can't have been shambling they can't have been shambling
Interrogative form
Simple form
can I shamble? can you shamble? can he shamble? can we shamble? can you shamble? can they shamble?
V-ing form
can I be shambling? can you be shambling? can he be shambling? can we be shambling? can you be shambling? can they be shambling?
Perfect
can I have shambled? can you have shambled? can he have shambled? can we have shambled? can you have shambled? can they have shambled?
V-ing perfect
can I have been shambling? can you have been shambling? can he have been shambling? can we have been shambling? can you have been shambling? can they have been shambling?
Interro-negative form
Simple form
can't I shamble? can't you shamble? can't he shamble? can't we shamble? can't you shamble? can't they shamble?
V-ing form
can't I be shambling? can't you be shambling? can't he be shambling? can't we be shambling? can't you be shambling? can't they be shambling?
Perfect
can't I have shambled? can't you have shambled? can't he have shambled? can't we have shambled? can't you have shambled? can't they have shambled?
V-ing perfect
can't I have been shambling? can't you have been shambling? can't he have been shambling? can't we have been shambling? can't you have been shambling? can't they have been shambling?