Regular verb: rot - rotted - rotted
Simple form | V-ing form |
I must rot you must rot he must rot we must rot you must rot they must rot | I must be rotting you must be rotting he must be rotting we must be rotting you must be rotting they must be rotting |
Perfect | V-ing perfect |
I must have rotted you must have rotted he must have rotted we must have rotted you must have rotted they must have rotted | I must have been rotting you must have been rotting he must have been rotting we must have been rotting you must have been rotting they must have been rotting |
Simple form | V-ing form |
I mustn't rot you mustn't rot he mustn't rot we mustn't rot you mustn't rot they mustn't rot | I mustn't be rotting you mustn't be rotting he mustn't be rotting we mustn't be rotting you mustn't be rotting they mustn't be rotting |
Perfect | V-ing perfect |
I mustn't have rotted you mustn't have rotted he mustn't have rotted we mustn't have rotted you mustn't have rotted they mustn't have rotted | I mustn't have been rotting you mustn't have been rotting he mustn't have been rotting we mustn't have been rotting you mustn't have been rotting they mustn't have been rotting |
Simple form | V-ing form |
must I rot? must you rot? must he rot? must we rot? must you rot? must they rot? | must I be rotting? must you be rotting? must he be rotting? must we be rotting? must you be rotting? must they be rotting? |
Perfect | V-ing perfect |
must I have rotted? must you have rotted? must he have rotted? must we have rotted? must you have rotted? must they have rotted? | must I have been rotting? must you have been rotting? must he have been rotting? must we have been rotting? must you have been rotting? must they have been rotting? |
Simple form | V-ing form |
mustn't I rot? mustn't you rot? mustn't he rot? mustn't we rot? mustn't you rot? mustn't they rot? | mustn't I be rotting? mustn't you be rotting? mustn't he be rotting? mustn't we be rotting? mustn't you be rotting? mustn't they be rotting? |
Perfect | V-ing perfect |
mustn't I have rotted? mustn't you have rotted? mustn't he have rotted? mustn't we have rotted? mustn't you have rotted? mustn't they have rotted? | mustn't I have been rotting? mustn't you have been rotting? mustn't he have been rotting? mustn't we have been rotting? mustn't you have been rotting? mustn't they have been rotting? |