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