I can rabble you can rabble he can rabble we can rabble you can rabble they can rabble
V-ing form
I can be rabbling you can be rabbling he can be rabbling we can be rabbling you can be rabbling they can be rabbling
Perfect
I can have rabbled you can have rabbled he can have rabbled we can have rabbled you can have rabbled they can have rabbled
V-ing perfect
I can have been rabbling you can have been rabbling he can have been rabbling we can have been rabbling you can have been rabbling they can have been rabbling
Negation
Simple form
I cannot rabble you cannot rabble he cannot rabble we cannot rabble you cannot rabble they cannot rabble
V-ing form
I cannot be rabbling you cannot be rabbling he cannot be rabbling we cannot be rabbling you cannot be rabbling they cannot be rabbling
Perfect
I cannot have rabbled you cannot have rabbled he cannot have rabbled we cannot have rabbled you cannot have rabbled they cannot have rabbled
V-ing perfect
I cannot have been rabbling you cannot have been rabbling he cannot have been rabbling we cannot have been rabbling you cannot have been rabbling they cannot have been rabbling
Interrogative form
Simple form
can I rabble? can you rabble? can he rabble? can we rabble? can you rabble? can they rabble?
V-ing form
can I be rabbling? can you be rabbling? can he be rabbling? can we be rabbling? can you be rabbling? can they be rabbling?
Perfect
can I have rabbled? can you have rabbled? can he have rabbled? can we have rabbled? can you have rabbled? can they have rabbled?
V-ing perfect
can I have been rabbling? can you have been rabbling? can he have been rabbling? can we have been rabbling? can you have been rabbling? can they have been rabbling?
Interro-negative form
Simple form
can I not rabble? can you not rabble? can he not rabble? can we not rabble? can you not rabble? can they not rabble?
V-ing form
can I not be rabbling? can you not be rabbling? can he not be rabbling? can we not be rabbling? can you not be rabbling? can they not be rabbling?
Perfect
can I not have rabbled? can you not have rabbled? can he not have rabbled? can we not have rabbled? can you not have rabbled? can they not have rabbled?
V-ing perfect
can I not have been rabbling? can you not have been rabbling? can he not have been rabbling? can we not have been rabbling? can you not have been rabbling? can they not have been rabbling?