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