Regular verb: rub - rubbed - rubbed
Simple form | V-ing form |
I can rub you can rub he can rub we can rub you can rub they can rub | I can be rubbing you can be rubbing he can be rubbing we can be rubbing you can be rubbing they can be rubbing |
Perfect | V-ing perfect |
I can have rubbed you can have rubbed he can have rubbed we can have rubbed you can have rubbed they can have rubbed | I can have been rubbing you can have been rubbing he can have been rubbing we can have been rubbing you can have been rubbing they can have been rubbing |
Simple form | V-ing form |
I can't rub you can't rub he can't rub we can't rub you can't rub they can't rub | I can't be rubbing you can't be rubbing he can't be rubbing we can't be rubbing you can't be rubbing they can't be rubbing |
Perfect | V-ing perfect |
I can't have rubbed you can't have rubbed he can't have rubbed we can't have rubbed you can't have rubbed they can't have rubbed | I can't have been rubbing you can't have been rubbing he can't have been rubbing we can't have been rubbing you can't have been rubbing they can't have been rubbing |
Simple form | V-ing form |
can I rub? can you rub? can he rub? can we rub? can you rub? can they rub? | can I be rubbing? can you be rubbing? can he be rubbing? can we be rubbing? can you be rubbing? can they be rubbing? |
Perfect | V-ing perfect |
can I have rubbed? can you have rubbed? can he have rubbed? can we have rubbed? can you have rubbed? can they have rubbed? | can I have been rubbing? can you have been rubbing? can he have been rubbing? can we have been rubbing? can you have been rubbing? can they have been rubbing? |
Simple form | V-ing form |
can't I rub? can't you rub? can't he rub? can't we rub? can't you rub? can't they rub? | can't I be rubbing? can't you be rubbing? can't he be rubbing? can't we be rubbing? can't you be rubbing? can't they be rubbing? |
Perfect | V-ing perfect |
can't I have rubbed? can't you have rubbed? can't he have rubbed? can't we have rubbed? can't you have rubbed? can't they have rubbed? | can't I have been rubbing? can't you have been rubbing? can't he have been rubbing? can't we have been rubbing? can't you have been rubbing? can't they have been rubbing? |