I can carbonate you can carbonate he can carbonate we can carbonate you can carbonate they can carbonate
V-ing form
I can be carbonating you can be carbonating he can be carbonating we can be carbonating you can be carbonating they can be carbonating
Perfect
I can have carbonated you can have carbonated he can have carbonated we can have carbonated you can have carbonated they can have carbonated
V-ing perfect
I can have been carbonating you can have been carbonating he can have been carbonating we can have been carbonating you can have been carbonating they can have been carbonating
Negation
Simple form
I cannot carbonate you cannot carbonate he cannot carbonate we cannot carbonate you cannot carbonate they cannot carbonate
V-ing form
I cannot be carbonating you cannot be carbonating he cannot be carbonating we cannot be carbonating you cannot be carbonating they cannot be carbonating
Perfect
I cannot have carbonated you cannot have carbonated he cannot have carbonated we cannot have carbonated you cannot have carbonated they cannot have carbonated
V-ing perfect
I cannot have been carbonating you cannot have been carbonating he cannot have been carbonating we cannot have been carbonating you cannot have been carbonating they cannot have been carbonating
Interrogative form
Simple form
can I carbonate? can you carbonate? can he carbonate? can we carbonate? can you carbonate? can they carbonate?
V-ing form
can I be carbonating? can you be carbonating? can he be carbonating? can we be carbonating? can you be carbonating? can they be carbonating?
Perfect
can I have carbonated? can you have carbonated? can he have carbonated? can we have carbonated? can you have carbonated? can they have carbonated?
V-ing perfect
can I have been carbonating? can you have been carbonating? can he have been carbonating? can we have been carbonating? can you have been carbonating? can they have been carbonating?
Interro-negative form
Simple form
can I not carbonate? can you not carbonate? can he not carbonate? can we not carbonate? can you not carbonate? can they not carbonate?
V-ing form
can I not be carbonating? can you not be carbonating? can he not be carbonating? can we not be carbonating? can you not be carbonating? can they not be carbonating?
Perfect
can I not have carbonated? can you not have carbonated? can he not have carbonated? can we not have carbonated? can you not have carbonated? can they not have carbonated?
V-ing perfect
can I not have been carbonating? can you not have been carbonating? can he not have been carbonating? can we not have been carbonating? can you not have been carbonating? can they not have been carbonating?