Regular verb: stammer - stammered - stammered
Simple form | V-ing form |
I can stammer you can stammer he can stammer we can stammer you can stammer they can stammer | I can be stammering you can be stammering he can be stammering we can be stammering you can be stammering they can be stammering |
Perfect | V-ing perfect |
I can have stammered you can have stammered he can have stammered we can have stammered you can have stammered they can have stammered | I can have been stammering you can have been stammering he can have been stammering we can have been stammering you can have been stammering they can have been stammering |
Simple form | V-ing form |
I can't stammer you can't stammer he can't stammer we can't stammer you can't stammer they can't stammer | I can't be stammering you can't be stammering he can't be stammering we can't be stammering you can't be stammering they can't be stammering |
Perfect | V-ing perfect |
I can't have stammered you can't have stammered he can't have stammered we can't have stammered you can't have stammered they can't have stammered | I can't have been stammering you can't have been stammering he can't have been stammering we can't have been stammering you can't have been stammering they can't have been stammering |
Simple form | V-ing form |
can I stammer? can you stammer? can he stammer? can we stammer? can you stammer? can they stammer? | can I be stammering? can you be stammering? can he be stammering? can we be stammering? can you be stammering? can they be stammering? |
Perfect | V-ing perfect |
can I have stammered? can you have stammered? can he have stammered? can we have stammered? can you have stammered? can they have stammered? | can I have been stammering? can you have been stammering? can he have been stammering? can we have been stammering? can you have been stammering? can they have been stammering? |
Simple form | V-ing form |
can't I stammer? can't you stammer? can't he stammer? can't we stammer? can't you stammer? can't they stammer? | can't I be stammering? can't you be stammering? can't he be stammering? can't we be stammering? can't you be stammering? can't they be stammering? |
Perfect | V-ing perfect |
can't I have stammered? can't you have stammered? can't he have stammered? can't we have stammered? can't you have stammered? can't they have stammered? | can't I have been stammering? can't you have been stammering? can't he have been stammering? can't we have been stammering? can't you have been stammering? can't they have been stammering? |