Regular verb: happen - happened - happened
Simple form | V-ing form |
- - it shall happen - - - | - - it shall be happening - - - |
Perfect | V-ing perfect |
- - it shall have happened - - - | - - it shall have been happening - - - |
Simple form | V-ing form |
- - it shall not happen - - - | - - it shall not be happening - - - |
Perfect | V-ing perfect |
- - it shall not have happened - - - | - - it shall not have been happening - - - |
Simple form | V-ing form |
- - shall it happen? - - - | - - shall it be happening? - - - |
Perfect | V-ing perfect |
- - shall it have happened? - - - | - - shall it have been happening? - - - |
Simple form | V-ing form |
- - shall it not happen? - - - | - - shall it not be happening? - - - |
Perfect | V-ing perfect |
- - shall it not have happened? - - - | - - shall it not have been happening? - - - |