I can merge you can merge he can merge we can merge you can merge they can merge
V-ing form
I can be merging you can be merging he can be merging we can be merging you can be merging they can be merging
Perfect
I can have merged you can have merged he can have merged we can have merged you can have merged they can have merged
V-ing perfect
I can have been merging you can have been merging he can have been merging we can have been merging you can have been merging they can have been merging
Negation
Simple form
I cannot merge you cannot merge he cannot merge we cannot merge you cannot merge they cannot merge
V-ing form
I cannot be merging you cannot be merging he cannot be merging we cannot be merging you cannot be merging they cannot be merging
Perfect
I cannot have merged you cannot have merged he cannot have merged we cannot have merged you cannot have merged they cannot have merged
V-ing perfect
I cannot have been merging you cannot have been merging he cannot have been merging we cannot have been merging you cannot have been merging they cannot have been merging
Interrogative form
Simple form
can I merge? can you merge? can he merge? can we merge? can you merge? can they merge?
V-ing form
can I be merging? can you be merging? can he be merging? can we be merging? can you be merging? can they be merging?
Perfect
can I have merged? can you have merged? can he have merged? can we have merged? can you have merged? can they have merged?
V-ing perfect
can I have been merging? can you have been merging? can he have been merging? can we have been merging? can you have been merging? can they have been merging?
Interro-negative form
Simple form
can I not merge? can you not merge? can he not merge? can we not merge? can you not merge? can they not merge?
V-ing form
can I not be merging? can you not be merging? can he not be merging? can we not be merging? can you not be merging? can they not be merging?
Perfect
can I not have merged? can you not have merged? can he not have merged? can we not have merged? can you not have merged? can they not have merged?
V-ing perfect
can I not have been merging? can you not have been merging? can he not have been merging? can we not have been merging? can you not have been merging? can they not have been merging?